As rain is to pours, rave is to.....? So. Many. Reviews. Hardly even know where to start. Ehle-filtering of the reviews will happen post-sleep. For now keep an eye on others' roundups: there's a pretty comprehensive BroadwayWorld forum thread that is tracking most of the Voyage reviews, and Broadway Pulse also has a few with quotage.
Also here's Tom Stoppard's response to the earlier "required pre-reading" piece in the NY Times, and an article by Martha Plimpton in the NY Daily News.