TSLA and Ford comparison, Bubble in 2021? Does history repeat?

Blue- Ford
Green- SPY
Oragne- TSLA
Yello- MSFT

Year 1981- F low- Also know as oil crash
upi.com/Archives/1982/01/02/The-1981-stock-market-confronted-with-big-mergers-unprecedented/3701378795600/

Year 1999- F high- 2000 was the tech bubble high
nytimes.com/2000/01/03/business/the-year-in-the-markets-1999-extraordinary-winners-and-more-losers.html

2020- Coronavirus

2021 - Tech bubble?