Jack left his job in advertising to fully embrace writing. He transitioned from using a Remington typewriter to an IBM Selectric, which featured a unique bouncing ball mechanism for easy typeface changes. This technological advancement excited him greatly.
The shift in his career reflects a commitment to the literary world, where he found joy in the craft of writing. The mention of advanced writing tools indicates his enthusiasm for innovation in the creative process, showcasing the evolving landscape of written communication.