Just because it's business doesn't mean it's not altruistic. pg does YC because he wants young hackers to do interesting work and solve the money problem, but

Just because it's business doesn't mean it's not altruistic. pg does YC because he wants young hackers to do interesting work and solve the money problem, but he wants a return. Joel wants people to manage their time and get their work done in an organized way, and he believes in that so much that he wrote a product that does it. I'm sure he wouldn't care if you used any great product to track your time, but there's only one he can offer for free.