It does take some dedicated study to get to a point where you can start to comprehend even the most basic content. If you just start reading/listening from zero, none of it will be comprehensible.
The goal for comprehensible input should be i+1, meaning you understand almost all of a sentence but one word or grammar point, which then allows you to work out the missing piece from context.
If you try reading those patch notes they'll tell you exactly what kinds of modern hardware some of these changes are targeted at: