If you need to.
I'm talking about the apps I (and most others) don't have. Get such an app from a flat jump without a "papiere, bitte" and days of delay before being able to obtain meaningful BTC quantity.
Once your 'fiat' assets have crossed the Galt line into the crypto space one should try not to re-enslave them. The dirt daubers (countries) will try to manage bitcoin uptake by controlling the on and off ramps at the banks. Avoid the ramps - stay in crypto.
That "5 seconds" is a bit dated. May have been true 5 years ago but now it's more like 5 days and only after you've sent high quality scans of your identity documents to China.
My wife is doing a PhD in quantum mechanics. She started with The Theoretical Minimum, a set of books by Leonard Susskind https://theoreticalminimum.com/
In QFT the box is the particle.
Do you know of a source who has "KYCed the habit [TM]" and escaped the dirt daubers' nests (governments)?
I like the builtin wallet. Much easier onboard. (Would like to be able to top off with bitcoin like WoS. ) Twitter harvesting was a surprise.
Thanks folks.
It says "you are doing the right thing".
The individual is the only real sovereign. Other claimants are figments with congregations.