Yes. Scala lets you bypass the compile time type safety pretty easily, and as a result tons of libraries do precisely that. Take squeryl for example, it adver

Yes. Scala lets you bypass the compile time type safety pretty easily, and as a result tons of libraries do precisely that. Take squeryl for example, it advertises itself as a type safe DSL for querying databases, but virtually anything you throw at it will compile, and then results in run-time exceptions.