Congratulations :banana: :banana: :banana: :-D
If you need any ideas for cases its fairly simple to modify a external hard disk case, see here :-
http://lincsamiga.org.uk/wordpress/index.php/members-amigas/macmigas-efika/ This was our first attempt and I built a similar one for my efika but i build a Ethernet switch in to it as well.
Ive got the update installed on my efika and its working fine but i haven't really used it much because I have a Peg2 as well and its registered. :-D
Gaz