as I've begun introducing it here specifically, not to my knowledge in the mainstream, though much exploration and development under the radar.
in the mainstream, in different regards, yes. i.e.:
Harvard cracks DNA storage, crams 700 terabytes of data into a single gram
This reminds me of what used to be taught in school: "DNA contains mostly useless junk. Oh hey everyone, we cracked the human genome!" -- whatever.