The usual cycle of tech-bro capitalism would put them currently on the early acquire market saturation stage. So it’s unlikely that they are currently charging what they will when they are established and have displaced lots of necessary occupations.
Microfilms used to be sold as having a life expectancy of up 500 years. But in my experience they were a pain to use and the machines costly to maintain. The films would tear regularly too. Also the quality of the recorded image could be very poor sometimes.