Securing every public place, metal detectors at soft targets, guards (human or robot) everywhere are not the solutions we need.
Orlando should not be a call to lock things down. Think about what has helped the LGBT community the most over the years: openness, understanding, awareness.
We all too often fear the wrong things. Terrorism and mass killings strike our nerves, but we overlook all the other things that are far more likely to kill us (car accidents, disasters, carcinogens, environmental toxins, climate change, to name a few).
This writer puts too much emphasis on physically securing things. He cites Israel and Ireland in the 80’s. These are not the places we should strive to build.
Openness and tolerance paired with vigilance is a better path. Keeping harmful weapons from people likely to use them would help. There is no valid argument not to require licencing and registration of weapons. Better awareness and treatment of mental health and domestic violence issues would be preferable to fences. For that matter treating underlying causes of violent tendencies would be a good place to start. Poverty, marginalization, extremism, fundamentalism, these are the things that drive mass killings. Let’s hear about some solutions for these issues.