At the heart of the artificial intelligence era, two very different companies are being asked the same question by investors: how much is the future worth today? Arm Holdings sells the ideas — the architectural blueprints that power modern chips — while SK Hynix builds the physical infrastructure that AI systems depend on to think at speed. Both are thriving, yet the market has priced one as a vessel of limitless possibility and the other as a workhorse whose value has not yet been fully recognized. The tension between these two valuations is, in many ways, a mirror of how humanity has always