Cryptocurrency donations for bots, groups and channels
Show a button for sending quick donations to maintainers of bots, groups or channels using cryptocurrency. This could use either an established cryptocurrency like Bitcoin, Etherium, EOS, etc. – or some…
Even if the person does not have a username, they can be disturbed in private, just for someone to see their profile in a group even if they are not part of it, which is what happens in practice.
A user configuring so that no contacts can write in their private and doing this through notifications bot would reduce spam intrusions by 100%, as the user would simply ignore the notifications to release the private from unauthorized strangers in the bot.
The user could choose what he thinks best for him.
Total privacy and security.
Better than having the private one invaded even without having a public name, and having to block and report the intruder.
https://bugs.telegram.org/c/6572