[Joakal]

The latency is copper to your home. Dial ups are as fast as broandband but throughput low.

[chupasaurus]

You forget about the decoding tone signals and telephone exchange load. Long distance calles have a very big latency for a reason.

[JauntyHatAngle]

You might want to do some googling, that is absolutely not true for a few reasons that are not about throughput.