Don't take it out of context, OP is saying that at one point in time in a particular place, slavery may have possibly been more "secure" or reliable as far as h

Don't take it out of context, OP is saying that at one point in time in a particular place, slavery may have possibly been more "secure" or reliable as far as having food, water, and shelter. This is in no way excusing or apologizing for slavery or saying eh, it wasn't so bad.