Quoting Jon Fautley <jon@geekpeople.net>:

> And why's it a moot rather than a meet?


Because Geoff's there :-)

Moot, n

1: Law. A hypothetical case argued by law students as an exercise. 

2: An ancient English meeting, especially a representative meeting of the 
freemen of a shire. 

Moot, adj. 

1: Subject to debate; arguable: a moot question. 

2a: Law. Without legal significance, through having been previously decided or 
settled. 

2b: Of no practical importance; irrelevant.