There are people who consider themselves PHP-programmers, but there are those who consider themselves programmers and program in PHP. As a rule, the first ones are those whom others call “bydlokoderami”, and the second ones are normal professionals. The first ones highlight the language and the amount of technology, while remaining an appendage to it, the second make the appropriate means by appendix of their professionalism. The point is experience, quantity, transferring - or not, this is the second question - in quality, in horizon.