No, the slippery slope argument is a false argument. It is like hypothetical questions; what if.....?<quoted text>
The slippery slope is not a fallacy. It is real. If you were better educated and smarter, you would explain how it is real but inconsequential and not a reason to deny rights. You can change people's opinions for the better much quicker if you don't bullshit them.
I support marriage equality. Do you?
Yes, I support marriage equality.