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1) The most important aspect of the 2-2-4 build is pursuing the 3rd tier perk (it should be noticeably stronger than the previous ones).
2) But even with that, you can still develop mixed systems for different situations.
As for the first point. What does the pursuit of the 3rd perk entail? Usually, advanced perks are easier to obtain than basic ones (but basic ones also appear easily). Therefore, there is no particular difficulty in acquiring a 3rd tier perk.
Added 1 minute later
In the end, for some reason, for example, the WGE duels turned out the way I initially suggested, even though it was strongly rejected.
The speeds ultimately remained at the level that was suggested (a slight reduction and leaving flying units untouched), instead of the level that was implied.