[jp498]

Make sure that you name and list some producers of the materials - many people think that Kodachrome was the last film made in the world, after the fanfare of it's ending.

Absolutely. People are amazed that I can reference Kodak, Fuji, Ilford, Foma, Adox, and chinese film as being commercially available. Paper is available from multiple manufacturers as well. Alt process items from multiple manufacturers. Chemicals from multiple manufacturers or DIY. It's an Internet marketplace now, not a retail/brick&mortar market like many older people grew up with.