Oh, yes, you can - but you shouldn't have to is the point... Apple produces plenty of accessories for the iPad; these e-readers are just as good of tablets and should have accessories. It's a huge untapped market.
The petition people are now donating 5 cents per signature to Firstbook.org, which is cool: http://www.free-press-release.com/news-nook-kindle-fire-owners-demand-more-at-readerdock-1322598202.html
