I agree 100% - Also some entrepreneur in Singapore might pick up the slack
There are other ways to get the cams in quantity without going through a middle man like the Ebay seller(s). Anyone wanting to import 500cams would be better going direct, such as via Alibaba - lots of cams, now starting to see 1028P. This one looks like it might be a 720P
There's need to communicate to find out, which I haven't done, also risk because of fund transfer, customs, etc.