Now that Update 1 for Revit 2013 is out, some of the larger firms will be deploying Revit 2013 for the first time across their corporation. Some of the smaller firms perhaps started using the new version as soon as it became available – they can live with doing some updates on a PC-by-PC basis, and they can live with some minor crashes.
What does your firm do?
Most (IT & Project Teams) agree that they will wait until the first service pack…re-patching an installed release is disruptive.
What is the Best Timeline for Upgrading Revit Software | Bradley BIM