https://mstdn.nere9.help/media/A4oSec62z3GJM32kxDg https://mstdn.nere9.help/media/QIBT8KF9-gt3jRRNNMM https://mstdn.nere9.help/media/LYwZW4ro7n5jFujjwQk
思考の /dev/null