Since July 2007, we've been Chattanooga's premiere (and ... uh ... only) group devoted to the development of applications and web sites using PHP and other related technologies. Yes, we mainly focus on PHP, but these days most web applications use far more than just PHP, so any given month we may discuss Apache, MySQL, PostgreSQL, SQLite, JavaScript, HTML, CSS, XHTML, XML, XSLT, SOAP, XML-RPC, REST, Linux, Apache, Windows, IIS, or OS X. Our only rule (and we're even flexible on this on occasion) …