I guess scrypt makes it much harder in memory requirements to bruteforce dictionaries and famose phrases/documents although still risky with keyloggers.
The most promising web wallet i've seen so far is https://greenaddress.it which seems pretty much like "Electrum" online but with two factor which in theory means a local keylogger can't steal your bitcoin.
The most promising web wallet i've seen so far is https://greenaddress.it which seems pretty much like "Electrum" online but with two factor which in theory means a local keylogger can't steal your bitcoin.