agree, the E8 can easily deal with any axis medium without breaking a sweat, the extra range it gets with focused gunnery in the most recent patch is just the icing on the cake.
what i'm more concerned about is that it still has mediocre AI at best. imho this should have been addressed instead of improving its AT - the very aspect it didn't have too many problems to begin with.
i'd also say putting the m3 halftrack into the freed-up commander slot feels a bit like a wasted opportunity to make rifle company a bit more viable without putting too much weight on the e8 alone. maybe that's just because i fail to see a way to make good use of it, but for me literally any other unit than the m3 would have been a better addition. the mortar ht, as proposed somewhere above, or even the m5 could have made the commander much more interesting imho.
I'd take away the WP off map and give the E8 WP. that fixes its AI issues without making critical mass OP like the old E8 that was an AI monster.
One could also try a fragmentation round (sorta like the is2 has but smaller obviously) or perhaps an ability to suppress a target area. So it's low AI is instead overcome by strong support ability that let's rifles shine
The idea should be that the E8 supplements the stock line up, not replaces it.