ToME: the Tales of Maj'Eyal

Where do addons get stored on a Mac? Trying to download from within the application hangs, and while I can download them directly I'm not sure where to put them.

It's consistently not working at all times. It's not sometimes working/sometimes not, it's stopped working entirely.

The game started asking for my name and password & didn't accept the old one, so I reset my password on te4.org. It still didn't work so I tried changing it again - no luck. It just keeps coming up with Login Failed! Check your login and password or try again in in a few moments. Any idea what's...