What Happened To IBM?

Sources:
https://www.fool.com/investing/general/2015/04/11/ibm-used-to-be-bigger-than-apple-what-happened.aspx

https://www.cnet.com/tech/computing/ibm-sells-pc-group-to-lenovo/

https://medium.com/beachhead-network/whatever-happened-to-the-first-mover-advantage-f16364e06124

https://www.ibm.com/ibm/history/exhibits/pc25/pc25_birth.html

https://www.nbcnews.com/id/wbna43139496

https://www.zdnet.com/article/tiny-microsoft-overtakes-the-mighty-ibm/

https://companiesmarketcap.com/

https://medium.com/@mitpress/ibm-the-rise-fall-and-reinvention-of-a-global-icon-7b431c053c19

https://www.ibm.com/ibm/history/history/decade_1890.html

https://en.wikipedia.org/wiki/History_of_IBM

https://www.ibm.com/ibm/history/exhibits/pc/pc_1.html

https://www.ibm.com/ibm/history/exhibits/pc25/pc25_intro.html

https://www.in2013dollars.com/us/inflation/1981?amount=1600

https://www.digibarn.com/collections/systems/xerox-8010/index.html

https://en.wikipedia.org/wiki/Macintosh_128K

https://www.pcmag.com/news/the-golden-age-of-dell-computers

https://www.macrotrends.net/stocks/charts/IBM/ibm/net-income