Offer an on-site login or OpenID as an option, or I will not use your site.
It lets you create list of websites to visit and creates a single page out of those websites.
Now I don't miss to visit important websites.
Please let me know what you think.
Would you use it to visit websites regularly?
No, that doesn't solve the problem at all. I really doubt it's any harder to use OpenID than it is to use twitter if you're really hung up on not storing usernames and passwords yourself (which really isn't that hard!).