[falcongod082]

Can they use the carbon to self-replicate yet? That's when things get interesting.

[geuis]

If you have carbon based machines replicating on your teeth, isn’t that just more plaque?

[ctrl-j]

I believe they are making an allusion to Grey Goo [0]

[0] https://en.wikipedia.org/wiki/Gray_goo

[ben_w]

We are grey goo. If you don’t mind it in musical form: https://youtu.be/ObvxPSQNMGc

[adrianN]

As long as the machines don't produce acid that should be fine.