What's the difference between DAT and IPFS? I'm trying to understand all these new technology with a grand aspiration to replace the current infrastructure. ht

What's the difference between DAT and IPFS? I'm trying to understand all these new technology with a grand aspiration to replace the current infrastructure. https://ipfs.io/ https://ipfs.io/ https://datproject.org/ https://datproject.org/ https://beakerbrowser.com/ https://beakerbrowser.com/