[ecspike]

Pride and income. If the USOC boycotts the Olympics, NBC loses because they fund about 25% of the IOC's budget and account for between 40-60% of the broadcast licensing fees the IOC collects. NBC partially funds the USOC as well. So as you stated, not gonna happen.

[canvia]

Don't forget that some of the biggest advertisers during the Olympics are American companies like McDonalds and Coca Cola that need broad exposure to survive.