https://mstdn.nere9.help/media/OGceQIxljpW1NqyZl_whttps://mstdn.nere9.help/media/uMsxFW2RTKgfOgEXrTghttps://mstdn.nere9.help/media/4kgEV5UIGCLadwxp5dshttps://mstdn.nere9.help/media/3NvXgABPCmkkTUKvC1E
思考の /dev/null