相対性理論懐かしすぎて爆発した
nostr:nevent1qqsf8whvcdx3dqapp6lg2j8ah5y8x595apty0m9h3xau5j5lzftqgvcpy9mhxue69uhhyetvv9uj66ns9ehx7um5wgh8w6tjv4jxuet59e48qtczyrlx8a8cgrpsuhdwhkpmmvzgatsqskphfdlsf35qp3kyn55t5y8sjqcyqqqqqqgdg4pn3
どーん！
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