"I don't want to pay for features i'll never use". Well if you don't need the arpeggiator don't use it, but the company isn't going to be able to make a cheaper version for you by eliminating something that the R&D has already been paid for.
I answer they should buy it for what they want. If what they want is worth the price, consider buying it, if not, don't. And I add questions:
Do you watch every channel on your TV?
Do you listen to every station on your radio?
Do you visit every site on the Internet?
Do you make every recipe in a cookbook?
Do you look up every word in a dictionary?
Do you ask for a discount if you don't?
Insights and incites by Notes