Like fuck all the proprietary junk and versioning, and just have a bare bones HTML ASCII extranet designed to be simple and without any bugs to patch? Obviously a naive question.
But seriously, the 56k dialup world with Napster GeoCities and AOL Instant Messenger was better. Add capacitive touch screens, current data throughput infra, and lithium batteries to 1999 and we are peak Matrix internet territory. Yahoo and net navigator were better than chrome stalkerware and google digislaver fascism.
Signed certificates cost money. Notepad++ had a similar problem where they lost their certificate recently. They temprarily added a self-signed certificate until they could find a sponsor for a signed certificate. I think they fixed that now
Used to, until Letsencrypt started proiding free ones. These days, cost is no excuse.