I've lost a lot of analogue memories over the years: books that were lent and never returned; a knee-jerk clear out of photos that I later regretted; and the emptying of my old room by parents who were tired of reminding me to pick my gear up. Then again, I watched Bladerunner 2049 again last night where the plot depends on a total wipe out of digital records in on cataclysmic event. So, analogue or digital, be careful with your memories. This article is a timely reminder of why.