yes they are called msats

https://media1.tenor.com/m/tGr6gmgHsVYAAAAd/always-has-been.gif

The period is just how thousands are split outside of most of the Americas. Commas are used as decimal separators, not periods.

they were first introduced into lightning right at the beginning... and bitcoin at 1M will make it a necessity

nostr:nprofile1qqsw9n8heusyq0el9f99tveg7r0rhcu9tznatuekxt764m78ymqu36cpr3mhxue69uhhyetvv9ujucnfw33k76twwpshy6ewvdhk6tcpz4mhxue69uhhyetvv9ujuat50phjummwv5hs3yu44r sent me some last year

In Germany, they use a dot instead of a comma. You the balance we see here are actually 4222 sats. But msat was new for me