[listenallyall]

This isn't true. Developers like tinkering with new frameworks. Doctors like experimenting with new treatments or procedures or drugs, often very immature and untested. Lawyers will seek opportunities to flex a new legal strategy or argument in order to make a name for themselves or to impress a judge, even if it may not be the safest strategy for the client. Finance people do just about anything to avoid simple, straightforward, time-tested investment strategies.