The consensus is that they
The consensus is that they are extremely comfortable – once worn in and moulded to your particular shape, when they become a saddle for life. (The breaking in process is likely to take a few hundred miles. I have though heard of people who don’t get on with them.
As to care, basically you feed your saddle Proofide from time to time.
I had a look around and here a good source of info you might want to check out
http://www.esande.net/features/newbrooks.html
And of course there is the Brooks website too http://www.brookssaddles.com/
Hope that helps