There are always good parts. They may not pay what you want, and they may not have as many days' work as you want, they may not have the billing that you want, they may not have a lot of things, but - the content of the role itself - I find there are many roles.
The difference between a tool and a machine is not capable of very precise distinction; nor is it necessary, in a popular explanation of those terms, to limit very strictly their acceptation.