multibit is the default recommended desktop client on the bitcoin.org choose your wallet page: http://bitcoin.org/en/choose-your-wallet http://www.multibit.org/index.html
s/the default/one of the/
Just quoting the first post here: https://bitcointalk.org/index.php?topic=252937.0
For what it is worth, I would also like to see MultiBit added to portage.
Yes, running the full node is not worth it if you're not mining. This's a must.