While it's too soon to say if Google Base will be the Craigslist killer, I for one have decided to jump on the bandwagon. I've posted my first recipe, which I hope millions of people will find extremely useful.
Here's the link to my first posting.
Base seems like a potentially awesome application. I foresee an integration of Google Local in the very near future, to achieve the 'localized' feel of Craigslist. At this point the majority of postings are resumÃ©s of many [MANY] unemployed geeks, all offering their web design and SEM skills for hire. This makes sense, because only the geeks are actually aware of Google base as of yet.
But no worries, as I'm sure that as with everything else Google, the world will accept it with open arms before long, and they'll inch one step forward in their quest for friendly world domination. This bothers me not at all, I happily add this to my list of other Google services (GMail, Custom Home Page, Adwords, Adsense, Analytics, Desktop, Chat…)