I did, and bought it (even used it a couple of times).
This is for my brother in law who is also looking for a similar product.
I agree with most of what you said, but regarding the wheel - for some reason, to my non-expert eye, that the sphere wheel seemed more robust and better built than the rubber one on the Marquis.
BTW, TJmaxx keeps on surprising me. There was also Samsonite Silhoutte Shpere there (the older version), but only the 30" version, not the 25"