PHP Founder Rasmus Lerdorf Joins Group Payments Startup WePay WePay, a startup that’s meant to help take the pain out of managing payments for groups like fraternities and soccer teams, has landed a big new hire: Rasmus Lerdorf, the man who originally created the programming language PHP. Lerdorf, who left Yahoo last November, will be leading development of WePay’s API. The API will begin rolling