Not just that, but rating one's skills doesn't really show anything useful. How many years have you worked with each technology? What have you built with each o

Not just that, but rating one's skills doesn't really show anything useful. How many years have you worked with each technology? What have you built with each one? What makes you a 'master'? Sidenote - I'm curious how one could rate him/herself as a JavaScript 'expert' but only 'proficient' in jQuery. Not impossible, but seems unusual.