Earlier quoted context omitted.
No, his pays for it with his rent, the same way my rent includes heating. The owner of the building has probably signed a deal to get a good rate for everyone. Fine if you like it, but a waste of money if you'd prefer a different provider.
Nope. > The municipalities own (most of) the networks The municipalities use his tax money.
Please read the original comment in its entirety, beyond the first half of the two sentences you misleadingly quote.
> municipalities own (most of) the networks and all the fiber cables, letting companies use them for a small(ish) fee.
> For example, I have 250/100 mbit/s for free. My rent pays for this.
He pays rent to the landlord, the landlord pays the broadband company for service to all the apartments, the broadband company pays the municipality to use the fibre network.
The fibre network might have used tax money initially, or it might have been laid with income from usage fees from other areas. There's no ongoing use of tax money for the network.