Tesla Owner Successfully DIY Upgrades FSD Hardware to HW4, Sparking Questions About Official Replacements

A Tesla owner has demonstrated a surprisingly straightforward do-it-yourself upgrade of their vehicle's Full Self-Driving (FSD) computer from HW3 to HW4. This successful, albeit unofficial, modification highlights the ongoing debate surrounding Tesla's promise of FSD capability and the company's slow rollout of official hardware replacements for earlier models.