I realize you aren't going to do it, but you could if you wanted to because opacity control is within your development software.
As for Win 10, I (like many others) will not be upgrading to that (or at least will be putting that off for a very long time) because of its poor reviews.
Register for free to join our community of investors and share your ideas. You will also get access to streaming quotes, interactive charts, trades, portfolio, live options flow and more tools.