Wow, you're almost old enough to me my....older sister. I'm still 50, feel 60, look 70, and wish I was 14. Oh, well. Glad you like your Kindle and wish I had one to compare with my Sony (which I love, too). Here's a poll we took a few months ago about our ages:
https://www.mobileread.com/forums/showthread.php?t=21902