The benchmarks even reflected that PHP was clearly capable of serving up more pages than the other languages. Nothing is ever perfect, but PHP comes pretty close. It is easily the best scripting language on the market today. It is lightweight, fast, has excellent support for just about every database, and is easy enough for a programmer to learn in about five minutes. It has huge amounts of developer support, and new extensions and add-ons become available almost every week.
Chances are they're being worked on right now.