Another participant said that they now assess businesses based on intangibles and give them loans (start-ups is what he was talking about), insead of asking for land and machinery as collateral. Just goes to show how things change within our lifespans.
I grew up on analog photography, and it's digital now. I grew up on the vaccuum tube/diode, and it's all chips today. I grew up on letters, and it's not even email today-mostly, people use messaging services.
Not to mention GST, Aadhar, ...and all that the businesses have to go through in terms of unexpected things that happen.
Movies, that used to run for 25 weeks for a silver jubilee, now are considered a hit if they run into week 2. Records, cassettes, CDs, DVDs and now just a digital transfer is how music went. Youtube has given us access to a lot of video and film content for free.
Life never stands still. Amazing, if you come to think of it.