Mossberg’s Investor Digest has published four IDEAS per month since 2008.
Crypto and Banking
We recommend the following high-quality options for secure Bitcoin transactions and online banking services:
How to Share a Crypto Wallet Address Without Losing Money
A wallet address is 26 to 62 characters long and nobody can read it back correctly over the phone. One mistyped character and the funds go to an address nobody controls. QRBits solves this by turning any BTC, ETH, ERC-20, LTC, TRON, DOGE or SOL address into a printable QR code, instantly and without an account. Their Bitcoin and Ethereum QR code generator accepts every common address format (legacy, SegWit, Taproot) and validates the address before drawing the code, so a bad paste never becomes a bad payment. For hardware wallets, payment terminals and exchange kiosks, scanning beats typing every time.
Printing a Bitcoin or Ethereum Address for Real-World Payments
Small shops, market stalls and donation boxes often need a way to receive crypto without any software on the counter. QR for Bitcoin and Ethereum covers exactly that: paste a BTC address (legacy, SegWit or Taproot) or an ETH / ERC-20 address and it produces a clean, printable QR code in one step, with no sign-up and nothing stored on their servers. A printed code on the counter works offline forever, and any wallet app on any phone can scan it. If you need a free BTC and ETH QR generator that does one thing properly, this is it.
A Payment Link Does the Typing Too
A plain address QR only says where the money should go; the sender still has to type how much. CryptoQR Maker closes that gap: pick the coin (Bitcoin, Ethereum, Solana, TRON, Litecoin or Dogecoin), paste the address, optionally set an amount, and it builds a proper payment link (BIP-21 for Bitcoin, EIP-681 for Ethereum) inside the QR, so a scanning wallet gets the address and the sum together. Every address is checksum-verified before the code is drawn, and the file comes out as PNG or crisp SVG for print. The crypto QR generator needs no account, and one page per coin means no guessing which tool fits your wallet.
The Network You Pick Is Part of the Address
Stablecoins are the classic way to lose money quietly: the address looks fine, but USDT on one network is not USDT on another, and sending TRC-20 tokens to an ERC-20 address is a hole, not a refund. TokenQR is built around that exact mistake: it makes QR codes for USDT, USDC and other tokens across 11 networks (TRC-20, ERC-20, BEP-20 and friends), checks the address with real checksums, and prints a clear card that says which network the code belongs to, so the counterparty sees both the code and the network before anything is sent. A free token QR code generator with the network written on the card beats a bare address on a scrap of paper.
Why QR Codes Beat Copy and Paste for Crypto
Copy-paste feels safe, but phone-to-phone transfers break it constantly: the clipboard picks up an old entry, a wallet pastes into the wrong field, or a messenger strips a line break in the middle of a 62-character string. A QR code has no clipboard in the loop. The camera reads it, the wallet parses it, and the two checksums at both ends either agree or the wallet refuses to send. For anything above pocket change, scanning a screen or a printed card removes the two steps where mistakes actually happen: selecting text and trusting it.
Reading an Address Without Reading All of It
Experienced senders do not compare 34 characters character by character; they verify the edges. The first four characters of an address identify its format and network, the last several carry the checksum, and a mistake almost always breaks one end when you re-encode it. Wallet software does the full check anyway, which is why the human job is the boring part: confirm the network label matches the coin, and glance at both ends. That two-second habit catches almost every real-world misdirected transfer, and it works identically whether the address arrived as text or as a scanned code.
Printed Cards, Tip Jars and Offline Receiving
A stall at a market, a tip jar, a donation box: none of them need an internet connection to receive crypto. A printed card with a receiving address and the network named in plain letters works for years, costs one print job, and fails in exactly one way, which is physical damage to the card. Keep the underlying wallet backup somewhere else, reprint the card when it gets worn, and the setup never goes down for server reasons. Anyone with a phone already has the reader.
Idea Generator – The value proposition of the digest is essentially an “Idea Generator”. During the course of my 20-year career in capital markets, I’ve had the chance to meet and work closely with some very smart professional investors who have consistent track records of outperforming the market indexes. Some of these investors, which include mutual fund managers, hedge fund managers, and other professional investors, are kind enough to share their best ideas with me. I conduct my own analysis of their ideas and publish summaries of those ideas I think represent timely investment opportunities. Over time, I trust the majority of these ideas will pan out and help subscribers generate index-beating returns.
Short and to the point – The goal of the Best Idea Profiles in this newsletter is to describe all of relevant investment merits and risks of a company in one page. It is not intended to be an exhaustive report including every detail of a company. With limited space available, I am forced to include only those data points that I feel are most important for subscribers to know before they begin their own due diligence.
Long Ideas Only – I’d rather spend my time looking for those companies that generate returns in excess of their cost of capital and have undervalued stock prices. Looking for shorts can be depressing. Besides, generating good short ideas requires more exhaustive research, beyond the limited scope of the digest.
Highlights of each Best Idea Profile are summarized in one page reports and published periodically each month. At the end of each month, ideas are compiled into a single newsletter. Mossberg’s Investor Digest is distributed via email in Adobe Acrobat PDF format. Subscribers may also login to the website to look at current and previous issues.
About the Editor: Dave Mossberg is the founder of Mossberg’s Investor Digest. He has covered a variety of companies spanning multiple industries and market sizes during his 20 years of experience in capital markets. As a former analyst, Dave wrote investment research on companies including: Texas Instruments, Southwest Airlines, Brinker, Wal-Mart, Zale Corporation, Tekelec, Intervoice, and many others. Dave is the founder of Three Part Advisors, LLC, an investor relations consulting firm. From 1999 to 2002, Dave was a senior analyst for Southwest Securities covering the telecom equipment industry. At Southwest, Dave developed an industry expertise on next generation communications systems and authored industry and company reports. Prior to joining Southwest, Dave was Director of Research at First Dallas Securities and Hodges Capital Management. Dave served in the United States Army as an Interrogator/ Russian linguist. Dave received both his BBA in Finance and BBA in International Business from the University of Texas at Arlington and holds a MBA from Southern Methodist University.