Ít's possible to use moonshell 2 as default OS on the AK2i without YSmenu using Normmatt's AKAIO Loader:
Normmatt's AKAIO Loader only can start .nds files in the root of your card!
things to download:
1.moonshell 2.03 stable = http://gbatemp.net/index.php?download=6450
2. Normmatt's AKAIO...