Don’t have the worries of mines, don’t have to spend time or money on maintaining a forward fence, just post thousands of signs declaring a free fire zone and install these things.
If you’re worried about accidental fatalities, I believe Samsung was talking about an optional dual-ammo-feed model, so you can default to rubber rounds for people and switch to APIT rounds for anyone who thinks it’d be clever to try to run over the things with a vehicle.
Samsung did an absolutely beautiful job in designing the sentry.
If we were to put these on our southern border, I would put them between 2 walls. The first being right on the border itself, and the second being a few feet in. The only people who would be killed would be those who violated the first wall. Innocents on the outside of either wall would not be in danger.