I can understand why you didn't run my software,
but for all the people who want to take the risk,
I use avast antivirus in my computer and "windows difender",
and of course put no "spy ware".
I know that in the USA you put the line in the left, Dr Ron Aharoni from israel (he is very famous here) wrote about that in one of his books, "all the children in his class get lol about this when he teched them", but the programs were writen first for my children.
Yes you do need .NET to run the software