From Matthew Kratter's Bitcoin University
Video Description
Bitcoin hardware wallets are devices where the hardware and software has been stripped down as much as possible, in order to narrow the attack surface.
By contrast, devices like phones and computers with their many chips, operating system software, other software, apps, and possibly malware and backdoors are a really terrible place to store your seed. Even the touchscreen hardware and software could leak your keys.
It’s not a bad idea but it’s not a replacement for hardware wallet
It's helpful having someone walk through what the potential pitfalls are.
For sure
I watched the video this morning but can’t remember all the details
He does a good job of explaining the pitfalls and dangers of old iPhone
Using a hot or mobile wallet is safer on old phone vs current phone imo
The most significant points, as I recall:
What's interesting to me, is that these all seem like issues for any storage device (at least for people who aren't tech experts).