Mastodawn

@drscriptt @monospace its very handy when looking for specific connections, or frequently in my case, connections not coming from specific subnets:

```ss not src $LOCALNET/24 dport :587```

But those more 'interesting' commands I've just saved to mini ~/bin/ scripts so I don't have to type them and frequently forget the syntax.

Starting on my recap post for this month and I actually had to boot up Netflix and check my viewing history to remember what we watched. #OldManBrain