you can already do atomic swaps with blocknet but you need to download the whole blockchain of the coin you want to trade, with this current update of the xrouter open up a whole new venture of possibility . The xrouter will remove the need to download the whole blockchain of each coin traded plus it give the ability to receive data from other blockchain, so data storage will be possible on litecoin even if their blockchain doesn't have that feature, linked through blocknet litecoin users can pull and send data thought the xrouter so they can make a UI to offer feature on storj ,sia or burst.