An implicit equality typeclass instance, 2015: implicit val intEqual: Eq[Int] = new Eq[Int] { def equal(x: Int, y: Int): Boolean = x == y } (1/8)
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You're still gonna need it in situations like //dumb examples but you get the idea given [A: Eq]: Monoid[List[A]] given [A: Semigroup]: Monoid[List[A]] because the generated name is going to be the same (Monoid_List_A or something like that) but in 90%+ cases it'll be
