...what looks unsustainable is usually is.
...but chances are you will disregard the significance of it.
'Nvidia recently earned the most valuable company in the world status with an EV of $3.3 trillion, a record 11.7% of total US GDP at its recent peak on June 18, more than twice as high as Cisco's achievement in 2000.'
https://x.com/jessefelder/status/1808147819188179183
