I love the idea of distributed web stuff - Dat and IPFS. I reject efforts to try to force Blockchain into it. Can someone explain like I am 5 what the benefit

I love the idea of distributed web stuff - Dat and IPFS. I reject efforts to try to force Blockchain into it. Can someone explain like I am 5 what the benefit of Blockchain is for something like dat or IPFS? Seems like they work just fine without Blockchain ?