Yes, proof is in the listening, although I'm fond of pudding. You could try and analyze the construction, Firebaugh certainly has, for years, and this is his best effort, regardless of price. Speaking of price, I wouldn't be throwing around terms like twice the price in this case-in some cases, it's been many times the price.
Yes, the amadeus is a radical upgrade from the reference. A half hour or so and you're hooked. I've heard a few different cartridge makes on it, all performed well.
Yes, Samtse, I'm saying you need to get one. I've heard a lot of tables (and owned a few) over the years, like many of you, and it's the best I've heard so far.