# Tweet by [@keefmoon](http://twitter.com/keefmoon) on 2012-08-09 10:27:26 > [!INFO] Archived from [original tweet](http://twitter.com/keefmoon/status/233509786770079744) In reply to: [@mr_trick](http://twitter.com/mr_trick/status/233509387937918976) @mr_trick @steoreilly Not sure how they would know, but a lot of MiFis are locked down, so you can’t stick any SIM in.