[jiggy2011]

Just because they charge does not mean they re-invest any of that in infrastructure.

If you stay at a hotel with paid wifi and it is full of people who are either tethering from their phones or not using the internet then it will be fast.

Stay at a posh hotel where everyone pays out of their expense account and it's likely to be just as slow as if it was free.

Not to mention that you only need one person streaming 1080p to put serious strain on the bandwidth.