> Can't we have 2, 3, 5, or even 8 different graph types? That’s what graph libraries do, look at petgraph. You’ve got a bunch of graph implementations, and a

> Can't we have 2, 3, 5, or even 8 different graph types? That’s what graph libraries do, look at petgraph. You’ve got a bunch of graph implementations, and a bunch of algorithms over them.