労働生産性と幸福度のデータ＞＜https://mstdn.nere9.help/@orange_in_space/109939837724449849https://mstdn.nere9.help/@orange_in_space/109939800162351443https://mstdn.nere9.help/@orange_in_space/109939855924406340
思考の /dev/null
