Since when does #Bitcoin have "gas fees"?

nostr:nevent1qqsvudfc49j8x4ux82d2epww3u7jzt56e2xd488s9zm0zxqxc2tm8wqprpmhxue69uhkv6tvw3jhytnwdaehgu3wwa5kuef0qgs2hn4ctfs6887uptn9eajqg074htt7qqcljs5ctxzkkmde4rf0xqcrqsqqqqqpm66w09