With an estimated life of over 500 years, there is no media support for data archiving that can last this long.
With the development of microfilm scanners, this has become less popular. Some still preffer basic viewing.
Direct document microfilming or digital analog conversion, archive writting is becoming more and more popular.
Beisdes being a very affordable service, microfilm is easy to store and guarantees long lasting information.
Converting film to digital is crucial for a lot of entities holding microfilm archives with critical information.
Without special tools viewing microfilms is impossible. Your information will be safe from unwanted eyes.