These look fantastic! I think with hover over captions as optional it could be a big hit.

On 11 June 2013 03:31, Gnangarra <> wrote:
Requiring a hoover to see a caption becomes an impediment to non sight readers who rely on various readers.

Not if implemented properly. e.g. utilising the <img> tag's title/alt attributes - in which case it's actually better than the current implementation!