Setting up a local web server on macOS 10… - Apple Community
Setting up a local web server, especially with php and serving from a user's home directory, on macOS.
From what I've been able to see on the Net, this is the tweet that first suggested using a hash and a symbolic name to group together tweets by subject.
I can remember, back in the day, using this and an external website to then search particular tags on Twitter. Sadly I forget the name of the website.