Real danger is when we lose options for paper and film.(posted 8177 days ago)As long as I have water (and Guiness) on tap, I can make it until 3am.
Chemicals are really easy to make -- even if Kodak, Ilford, AGFA, Fuji, Konica, etc. all go out of business, there is a relatively easy way to deal with the problem... in fact I don't buy packaged developers/stop baths/fixers any more. I don't have to see unused chemicals going bad either...