Despite privacy concerns over police use of DNA uploaded to ancestry websites, many people are just excited that their genetic material could get a killer off the streets.
True crime-related storytelling has shrugged off its former low-brow baggage. Two recent Australian books show how victims' stories can be told sensitively and humanely.
Mad, bad or dangerous – the gripping true crime story of Grace Marks, who caused a sensation in the 19th century and still holds fascination today.
Move over Netflix, here's whodunnit by headphones.
Once typecast as 'bad' or 'good' in true crime tales, women are now more likely to be presented as complex figures in them. And many more women are writing true crime themselves.