There's also a difference between trusting various bits and pieces of your data to exist on a variety of online services, and trusting a single service to aggre

There's also a difference between trusting various bits and pieces of your data to exist on a variety of online services, and trusting a single service to aggregate all of your data from everywhere. A local version of Greplin would be more interesting to me; I think the Locker project https://github.com/quartzjer/Locker https://github.com/quartzjer/Locker might make that possible someday.