Tel Aviv-based Attenti announced today its acquisition by 3M, most notably the makers of Post-Its, to the tune of $230 million in cash. Formerly Dmatek, Attenti is the world’s leading supplier of remote people-tracking technologies such as ankle bracelets, voice recognition devices and alcohol monitoring technologies.

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YCombinator-funded Adioso today launches its third iteration as an online destination for adventurous travelers who want to take vacations but are not constrained by specific days or even places. Yes, the online travel space is saturated, but the more mainstay search services like Kayak and Sky Scanner only let you find specific dates and