This really scares me, because I have a site with the exact same beginning architecture on the exact same hosting provider..
I guess I had best get to work.
I guess I had best get to work.
Trust me, I've been bitten by this problem myself. It's so easy to get really worried about the number of hits you're going to take. It's also so easy to get really excited about the scaling challenges.
But, quite frankly, the chances of you getting featured on yahoo.com are miniscule! First focus on getting there by creating something cool. Then focus on scaling.