I heart enthusiasts

The website seatguru is a great example of the benefits to the non-enthusiast of the enthusiast-based data dump. It tells me that I'm likely to have to put my rollaboard in the hold (which is what I wanted to know) and so much more:

The CRJ is a smaller regional aircraft.

The tray tables are small, making it difficult to use laptops. Overhead storage bins cannot accommodate 18 or 22 inch roll-aboards which will require their airside check-in. The curvature of the plane limits shoulder room for all window seats, taller passengers are advised to sit at aisle seats.