Should gay people be obligated to endure a similar level of harm to before they are allowed to marry? If not, why not?
In that regard, the question above is just a straw man -- but since you asked, many gays already had to suffer harm, beating and death in the recent history, so even that straw man is moot.
http://indianexpress.com/article/cities/mumbai/mumbai-taxi-d... http://www.hindustantimes.com/india/uber-cars-smashed-by-pro... https://www.theguardian.com/technology/2015/jun/26/uber-back... http://www.geekwire.com/2014/uber-protests-seattle/
Do we need to wait for the terrorists to kill an Uber driver before the parallel holds?