It isn't about cost so much as it is about practicality. Besides I have the ability to and regularly do order my electrical components at wholesale pricing or less. Seems unreasonable to me to go beyond 6 herpstat4's at that point there should be something to more centrally control everything.

This is also a reason why this will be a long term project if I do dive into it. My collection and breeding plan isn't beyond my own thoughts of what is or isn't reasonable in terms of what is available on the market.