This Day in Blogging History: Mexico-US unauthorised migration static since 50s; Crafting with junkmail; First location-tracking system for mobile phones

One year ago today
Mexican-US illegal migration has been largely static since the 1950s: His research is the only rigorous census of Mexican-American illegal immigration flows, and its conclusions are that the US perception of Mexican migration is completely backwards, and that the major immigration problems are the result of bad policy, not changes in volume.

Five years ago today
Creative things to do with junkmail: My favorite junkmail hack is to just write DECEASED on the envelope and put it back in the mail.

Ten years ago today
System for tracking someone's location by mobile phone launches in UK: The first major commercial service for tracking user locations via their cellphones. It won't be the last.