Lots of acquihire indeed. And in the case of sparrow and a lot of others, it was a secret. So one could wonder who is to blame; Google for acquihiring companies

Lots of acquihire indeed. And in the case of sparrow and a lot of others, it was a secret. So one could wonder who is to blame; Google for acquihiring companies to fulfil hiring needs, or those companies that accept to get acquihired depiste having a (sometime) successful product that people are paying for.