One reason is to give dealers and customers a level of plausible deniability about their activities after the fact. If a text message is asking for Angel Dust

One reason is to give dealers and customers a level of plausible deniability about their activities after the fact. If a text message is asking for Angel Dust or ICE, the defense attorney will have a harder time than if the text message is asking about IKEA or Gorilla Glue.