There is several reasons:
- To stop people who "just clicks around"
- To stop bots, spammers, search engines...
- To have real picture of real customer's needs
- To have some money to do future development
PayPal used as captcha, uh? Why not.
You can place several votes, as each donation dollar is "one vote". So to feel like politician, go vote! :-). Statistics are set manually, please be patient after you submit your donation bucks. Everybody who donate will get free upgrade to the desired feature (unless say explicit "not need, thanks", or PayPal email is not exist anymore etc).
To ask questions please go to this page.
To vote please go to this list.