!!THIS METHOD IS OUTDATED!!! 5/25/11 DO NOT USE THIS METHOD.THERE IS A 1-CLICK ROOT FOR 2.2.1. ITS CALLED GINGERBREAK.LEAVING IT UP FOR ANYONE WHO MAY BENEFIT FROM THIS METHOD. So heres a quick video i made for you guys to help you get your stock optimus m 2.2.1 rooted..i left out a few minor details like how to install the drivers and such..honestly,if you cant install drivers,you shouldnt be trying this..but anyways enjoy and please thank me if this helps you!! part 1: YouTube - ‪How to root optimus m with stock 2.2.1 (part 1)‬‏ part 2: YouTube - ‪How to root optimus m with stock 2.2.1 (part 2) READ DESCRIPTION FIRST!‬‏ part 3: YouTube - ‪How to root optimus m with stock 2.2.1 (part 3)‬‏ !!!UPDATE!!! THIS METHOD IS OUTDATED!!!! THERE IS A 1-CLICK ROOT FOR 2.2.1 STOCK PHONES NOW..IT IS CALLED "GINGERBREAK".YOU CAN GET IT OFF APPLANET.OR SIMPLY GOOGLE IT. THIS METHOD WILL STILL WORK BUT IS NOT RECOMMENDED DUE TO MORE OF A RISK OF BRICKING YOUR PHONE..BUT I WILL KEEP IT UP IN CASE ANYONE CAN BENEFIT FROM IT BY ANY MEANS.