How does @5300 avoid the cheat of me clicking on my own lin…

You request a withdrawal for your earnings and we review activity. You earn more trust over time / exp, and eventually payouts can be instant.

Eventually cheating will only hurt your reputation, and advertisers can chose not to pay you as much, if at all.

There are several other automated layers of protection in place which catch all of the obvious stuff like web crawlers, repeat visits, etc.