I’ve seen their proposals for things like new product lines and acquisitions. Are you saying those things don’t exist? Did they use to exist and they just stopped that line of business?
I'm making a provocative shortcut.
Bigtable these days handles seven-billion requests per second over several exabytes of data. All developed in house.
The others are similarly impressive.
https://en.wikipedia.org/wiki/MapReduce https://en.wikipedia.org/wiki/Bigtable https://en.wikipedia.org/wiki/Spanner_(database)
Total or Shell use a lot of state of the art technology to mine, they are still oil companies.
If an oil company creates new technology to extract oil, then they are (obviously) a technology company. If an oil company outsources all technology development, they are not.