If you're going for a permanent job, sure, you're largely tied to what is advertised.
If you're going for consulting gigs, no problem: Focus on selling solutions rather than specifics. Then afterwards offer up a solution based on new tech, and offer up a better alternative and explain how it solves their problems better.
If you're going for consulting gigs, no problem: Focus on selling solutions rather than specifics. Then afterwards offer up a solution based on new tech, and offer up a better alternative and explain how it solves their problems better.