Somebody indeed has, but since it uses a custom low-level 802.11 variant, I don'...

		lxgr 10 months ago \| parent \| context \| favorite \| on: Peer-to-peer file transfers in the browser Somebody indeed has, but since it uses a custom low-level 802.11 variant, I don't think it's feasible on (at least non-rooted) Android devices: https://github.com/seemoo-lab/opendrop