but i wonder also what about the other years ? one year is bull year one year is bear year or something ? and the fourth year is also bearish ?
i tried to find info but i am so lost....
You can find in many websites charts like this one, that shows bitcoin price cycles with halving (4 year event, like jackg said)
https://www.investopedia.com/bitcoin-halving-4843769this image is a bit old but you can get the idea.