Too bad to, I had early predictions that he would make one hell of a role out of it. Perhaps that was my faith in Christopher Nolan, but I really thought early teasers proved Ledger could make a go of it. I guess it doesn't matter much (from a franchise prospective) now.
No memorial, no youtube video ala 'Britney Fan', no tears really. It's sad, sure. Human element, kid, etc. However, as a greedy faceless consumer, all I can think is: "Well, so much for Batman, sonofabitch."