So, what would you rather have, instead of Best Buy? Once they are gone prices will just go up everywhere else. While I have had my issues with them from time to time, they generally treat me well and I have never had an issue with an exchange or anything. I don't rely on their repair services.
Agree with you... once Circuit City left, BB prices were no longer kept in check, and I like competition. I also like to go in and browse, try out cameras and laptops, check out TVs, etc. I understand also about not using their repair operations, I would rather send it somewhere else.
Sometimes it is good to really think about the long-term consequences of such desires that an entire B&M chain go under... It has a very large ripple effect, and many times right to your own employer.
Therefore, they are 
