Yeah, Kanan's galaxy never really did seem to worry too much about ethics when it came to war.

"Never heard of him," he mused, then shrugged it off. He'd figure it out later or he wouldn't, either way. "And yeah, clones. I'm sure it seemed like a good idea at the time. They were all printed off the genetic template of the same guy, were excellent at what they did, and all that... Much better soldiers than the droids that the Separatists were fighting with. In retrospect, the Clones weren't a great idea."

Jedi survivor bias, there.