Congrats on everything you've accomplished over the last two years. I'd love to read a blog post (or more) dedicated to this topic:

"Through our members' generous feedback and often tyrannical suggestions for improvements they gave us the ability to see the software we embarked on through their critical eyes. Boy, they kept pushing the boundaries by redefining our quest for simplicity and user empowerment but it’s a relationship that continues to work and we value it immensely."