Lenovo is planning to release anAndroid 4.0 update for itsenterprise-geared ThinkPad Tabletin the second quarter of this year.That's the word from PCWorld,which unfortunately wasn't ableto nail down a more specific ETA.Still, if thenumerousimprovements Ice CreamSandwich brought to Asus'sTransformer Prime are anyindication, it should be aworthwhile wait for owners ofthe Lenovo device — which justsaw a3G-enabled hardwarerevision back in November. By thesame token, we would hope thatsome extra time in the oven willhelpprevent update hiccupsexperienced...