This is just a guess, but I think it might be because not everyone needed or had a phone at first.
They only connected a few important buildings at first, and then started tying in more. If they had started underground, they’d have to dig up the streets every time someone bought their first telephone.
This is just a guess, but I think it might be because not everyone needed or had a phone at first.
They only connected a few important buildings at first, and then started tying in more. If they had started underground, they’d have to dig up the streets every time someone bought their first telephone.