➀ Jim Keller discusses his early work at DEC and AMD, focusing on the K8 architecture and his contributions to x86-64 and HyperTransport.

➁ Keller's experience at startup SiByte, including the development of network processors and his involvement with Andy Bechtolsheim and Cisco.

➂ His transition to Broadcom and the challenges of working in a larger company like Intel, where he learned about methodology and abstraction layers in computer design.

➃ Keller's time at P.A. Semi and his role in designing PowerPC processors, leading to the acquisition by Apple.

➄ His journey at Apple, from the first iPhone chip to the A-series processors, and the focus on performance and power efficiency.

➅ His return to AMD and the development of the Zen architecture, addressing the company's challenges and working with Global Foundries and TSMC.

➆ His move to Tesla and the development of the Hardware 3 chip for autonomous driving, followed by his transition to Intel and the challenges of managing a large engineering team.

➇ His current role at Tenstorrent AI, focusing on AI processors and software, and the company's mission to build a general-purpose computing platform.