You are absolutely correct, it depends on your target market.If Ken is the intended buyer, he has higher quality taste.
Building these with the intention of sale needs to be to tailored to the market he wants to sell in. The more expensive the build the narrower the market share.
This is a more a question of what is most sellable to grow my business.
What he listed would be a top tier rifle and probably not in my realm either yet. In my head if I’m looking at custom/semi custom options I’m after more than I can pick up off the shelf and would expect to pay more.