Not to be judgemental, but regardless of if you are fans of those spacers, alot of people on here are. On the highports N/A they gave a 9 whp gain. Give the people what they want, don't give them something you want has always been a great way to do business I have found for myself.
You guys do good work and by alot of people are considered experts in your field, I'm just making a suggestion from one friend to another.