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…
Besides, 2FA does not provide any additional safety over entering `1234`, because chance of accidentally entering "1234" in your pocket or with your ear is negligible.
First it asks you to delete the chat, then asks you to reconfirm, then asks you to swipe to reconfirm again, then a final warning that asks you to enter a random 10-digit number, with a maximum of 3 attempts to enter the code (if maximum amount of attempts is reached, the deletion is automatically cancelled but there are unlimited chances to try again), where failed attempts are counted on a single wrongly-typed number rather than on fully-written codes (if a number is entered wrong, it resets the code and counts a failed attempt). The undo timer should also be extended to 30 seconds for every deleted chat.