You are right. Adsense is also not effective on this site, but Adsense was the only way to monetize the site. Google deactivated Adsense without any warning, so I had no time to remove Adsense on pages with little content.
It is actually like a blogging service like blogger.com or wordpress.com So if you want to post more than 140 chars on Twitter, you can login with your twitter account and publish your text, photos or videos.
Google is not right. The site has a lot of original content. Even Brazilian government authorities use richtweets.com to talk to their people. We have over 20k posts an these posts get a lot of comments, retweets and Facebook shares.
Earning money while sleeping is not that difficult. I (living in Europe) run a site with many visitors from US and Japan. Most of the revenues are generated during my sleep time. ;-)
Sorry for the spelling mistake. I meant there and not their.
This can happen, when English is your third language (grown up in Afghanistan, living in Germany) and you don't use English every day.
Why it is not possible to edit this post/question?
I know HN ist not place to prais php...
PHP ist easy to learn and it easy to code in php, but if your a professional software developer you can also write professional software for php.
You can develop faster, because of large amount of built-in functions and classes. The "shared nothing" philosophy makes it almost unbeatable in terms of performance. Thats why a majority of large sites like Facebook, Wikipedia, Yahoo and Flickr is powered by PHP.
Well php is not as structured as ruby or python. Sometimes it is not structured at all. :-(
Other HN users would certainly talk about disadvantages of PHPafter my comment. ;-)
Thank yor for your comments, The photos has an arrange quality, like most photos on Flickr, but they are unique, most of them are not published elsewhere.
The don't have meta data, but most of them has a short description. I have some data, like gender and location, about the photographers