It's said that good things come to those who wait. Well, sometimes it pays to jump in early. T-Mobile is offering a $100 discount on a two year contract when users purchase the LG G-Slate and data plan before April 27th. But there's a catch.
1) enable debug USB mode on your phone 2) install Samsung drivers for the phone - right now Samsung's site seems to not have a choice for the Sidekick 4G's model (SGH-T839), but I grabbed the drivers for the Vibrant (at www .samsung.com/us/support/downloads/SGH-T959ZKDTMB) and they worked. 3) get adb shell working on your PC (Google it) 4) download the rageagainstthecage-arm5.bin and Superuser packages from the links in this page: wiki.cyanogenmod.com/index.php?title=HTC_Hero_%28CDMA%29:_Full_Update_G uide (be sure to unzip the files into the directory where your adb.exe program is unless you've put it in your path) 5) reboot your phone and plug it in 6) adb push rageagainstthecage-arm5.bin /data/local/tmp 7) adb shell 8) cd /data/local/tmp 9) chmod 755 rageagainstthecage-arm5.bin 10) ./rageagainstthecage-arm5.bin 11) wait until you get booted back out to your DOS command prompt 12) adb kill-server 13) adb start-server 14) adb shell 15) you should now be at a # prompt. The first few times I tried, I wasn't - I was at $. Doing this from a fresh boot seemed to be the trick. Reboot your phone and try again if you're getting a $. 16) mount -o remount,rw /dev/block/stl9 /system 17) exit 18) adb push su /system/xbin 19) adb shell chmod 4755 /system/xbin/su 20) adb push Superuser.apk /system/app 21) adb shell mount -o remount,ro /dev/block/stl9 /system 22) exit 23) reboot the phone then run an app that requests root, such as Root Explorer, to verify