I did not offer an alternative because I expect that existing customers are already familiar with them and have made their decision to pay for their software logically. I also was talking about their set of products and how the philosophy ('getting real') of their company influences the characteristics of their web applications (less features, interface first, monthly charges, etc.).
Thanks for the reasons you use Basecamp, I found them quite useful and succinct.
If you were offended by the 'RoR hype' statement, I'm sorry. It just comes to my attention that with the origin of RoR being at 37 signals that they probably get a fair amount of traffic from those who are dedicated to the framework and I'm sure some of those visitors convert to customers...i'm just not sure how much :)