If invitations are still available, I'd like to get one.
You can simply register i thinK? or it isn't launched yet?
Nope it hasn't been launched yet.
You can find the following paragraph in the OP,
Right now a lucky few can start testing the waters.
If you'd like to be one of them, ask for an invite by replying below.
and the following paragraph in the site.
We just launched our newest exiting project: BitcoinMinesweeper.com! Since there may be some wrinkles to be ironed out, only a lucky few currently have access.
Have an alpha-account? Then log in, or use your personal URL to start playing.
Want to part of the lucky few? We offer registered users of BitcoinTalk.org the chance to enroll in the alpha test. Request an invitation now. First come, first served. Login required.