Academics, language, opportunities to be/become fit: these are all commonly available at almost all such institutions. The CAF doesn't need to be in that business. Other parts of the CAF can teach all the required military fundamentals.
The excuse for a military institution rests on inculcating a culture. If the institution isn't primarily in that business, it shouldn't exist.
The point of an educated officer corps is to provide a pool of people from which to draw well-prepared staff officers (work habits, critical reasoning).
The example of 'languages' is a good one. This should not be such a huge barrier for any Officer - with a degree or not. In many other countries only being able to speak one language is seen as a disability. It wouldn't be hard to change that.
Prior to overseas exercises etc, I had to learn Malay and Arabic. It was not a huge deal. I was assured 'these are easy languages to pick up and, if you speak them even a little bit, you will gain huge street cred with the locals'.
They chucked me a few cassette tapes (remember those?) with some standard phrases, and a handout, and then I had to participate in a couple of classes then sit an exam in a room with a speaker of that language who put me through my paces. For some reason this 'native speaker' was usually a middle aged woman with a frown, which helped me focus
Pass: Military Language Aptitude Tests. And there I was, a month later in one case, in a village at 5000ft elevation in the Jebel Akhdar, having a chin wag, coffee and dates supplied, with all the head guys in various villages.