Corrected--Senator Franken's Letter to Uber

Correction--we apparently had a problem with the Scribd version not showing in some browsers. That should be corrected now.
Original post:

The Senator chairs the Subcommittee on Privacy, Technology and the Law.
If I had to guess I'd say he's trying to save Uber from itself.

Uber Letter

Here's a PDF version hosted at senate.gov (3 page PDF)

Previously:

Uber To Alter Communication Strategy

STFU, Emil

And:

After Car Attacked By Paris Taxi Drivers, Uber to Toughen Image With Umlauts
San Francisco, CA (PRwëb) January 13, 2014-

In a move designed to make Uber seem more "bad-assed and scary in a quasi-heavy-metal manner," the Goldman Sachs, Menlo Ventures and Bezos Expeditions-backed company officially changed it's name to Über on  Monday.

"Much like Mötley Crüe and Motörhead, Über is not to be messed with," said founder Gärrëtt Cämp, né Camp...

There are some others too, maybe not quite as light-hearted.