True. Maduro has not been the president since the last elections; he merely usurped the position. You cannot perform such an action without facing some constraints. For him, personally, maybe this was the better outcome.
Incorrect when accounts are free. Usenet providers are forced to police users changing their email addresses or signing up multiple times, or else they get de-peered. IRC networks do IP address bans.
For at least the past 20 years, Usenet has been so full of spam that it’s been made virtually unusable. If de-peering is an option, then why haven’t the providers that allow spammers to operate gotten de-peered?