https://www.engadget.com/2011-10-11-motorola-xoom-a-bit-slow-boomerangin-back-with-4g-lte-update.html
Motorola Xoom a bit slow boomerangin' back with 4G LTE update
Oct 11, 2011 - Consider yourself lucky if you sent off your Motorola Xoom for the 4G LTE upgrade and got it back in about a week, as promised. It seems that Motorola Mobility...
motorola xoombitslow