Which gladly rarely happens, so often you still have sufficient choice. Now, if it turns out Euler sabotaged some bridges and caused deaths, you'd still have a hard time avoiding using e.
But for software? It's usually rather easy to find alternatives. And ReiserFS never was an exception here.
You may think you’re choosing a technology, and nothing further. But others may see your decision as a broader endorsement.
Are they right to do so? Don’t know. Maybe not.
But it is a real effect. The quandary is therefore ethical.
I constantly see people insisting there is, though. Lots of people boycott software just based on the surrounding context.
His wife was reported missing in September 2006. OpenSuse dumped it in October 2006. She wasn’t feared dead yet. He was arrested April 2008.
By the time he was even a suspect, his work had already been dropped because it was not reliable enough.
It's only called "murder" when it's trivial to measure it, see.