Bitcoin gambling activities will surely increase but it won't be a huge factor to the price movements.
It's a bear market, people cling to everything that could give them some hope for a price rise.
Also, it's a spamfest event running 24/7 here so this is why we have hundreds of those topics.
Yeah few days ago there was a couple of threads asking if eid mubarak would affect the price of Bitcoin in any way.
World Cup has absolutely zero effect on Bitcoin's price.
There are some places near the world cup venue that accepts Bitcoin. It can have an effect on the price but not to the point where it can cause big ups and downs.