The package bomber in Austin stretched terrorism to a new level recently. See, for example, …

https://www.azcentral.com/story/opinion/op-ed/joannaallhands/2018/03/19/austin-bombings-so-terrifying-could-happen-any-us/438697002/

Does anyone else swallow a bit harder when picking up any random package now? Loss of innocence indeed. Watch your back. And you porch. And your mail room. So — security experts — what are we to do?