Disclaimer: musings of an academic who got tired of reading a paper for a meeting but still wanted to do some theorizing.
I thought I would add a thought about the interaction of waist suppression and short jackets. When these are exaggerated, then you are closer to this effect:
Just focus on the waist and hip. That combination is appealing on women's blazers but on men's tailoring, it is less attractive. Note that current men's trends tend to flirt in this direction or go all out toward it. Not recommended.
The shorter jacket serves to emphasize the hips which is why we speak of covering the ass. Add stark waist suppression and...
Contrast: The C&M suit above radiates strength and masculinity.
If people want to give examples of what not to do in an otherwise tasteful and tailored individual, that's fine.
Challenge: find cases where people otherwise look good but where jacket length fails.