Rob has made a handy Google Co-op search targeting architecture and design weblogs.

Overlooks a key reason why Yahoo! haven't bought Technorati: it's quite shit.

With Rollyo, you can easily create your own custom search engines, and explore and save those created by others.

Do Technorati, BlogPulse, etc. URL searches all on one page. Neat.

I've been getting quite a few referrals from Multimap searches like this one in the last couple of weeks - good to see folk using their weblogs-by-location feature.

Various Technorati searches in bookmarklet form.