I was also thrown off by the use of '4th Gen' since that was the exact term used for new languages in the 90's. I kept trying to fit this into context with the

I was also thrown off by the use of '4th Gen' since that was the exact term used for new languages in the 90's. I kept trying to fit this into context with the earlier attempts. So this latest should be called '5th-gen' or '6th-gen', if they wanted to relate this to the historical lineage of 'the next great time saving way to generate code'.