Probably quite a bit.

But they could resolve a lot of the noticeable 'technical constraint' if they wanted to.

As for the why they don't, I think it's a combination of resourcing, and 'sweeping things under the rug' salad dressed as 'technical constraint'.

When technical constraint is an issue, they've often times tried to address it using untenable methods that just results in a ridiculous amount of work going forward.