These guys have been painting for 25+ years so they have amassed a certain level of respect in the graffiti community. But these guys have also done alot of commision work. According to them, the word sellout was huge in 90's but is not as commonly used today. He attributes this to the fact that many people are starting to see the benefits to this type of graffiti.
I don't quite believe that people are starting to see corporate graffiti in a positive light but I can't blame the guy for trying to make a living of something he's good at as long as he keeps on expressing his style in his pieces wether they be underground or corporate.