No it means the writer doesn’t know what the find means.
It says nothing about evolution.
What it means is that archeologists who find stone pieces and interpret them as shards should not do that automatically.
The idea of the evolution of human tool using isn’t effected at all. Humans use tools and in the distant past used less complex tools.
BTW - tool using in animals has been observed for a long time. The idea that humans were the only tool users was a 19th century idea. It certainly hasn’t been taught in my lifetime.
Actually, my answer was a tad bit of a sarcastic reply to SunkenCiv’s #17”
>>>No, it doesn’t. It shows that humans and living monkeys have a common ancestor, and banging rocks together came from that ancestor. But thanks for playing.<<<