Stormin Mormon wrote:
Computer printers, too. A couple generation ago, Standard Oil gave
away kerosene lamps in China, same concept.


I never tried to sharpen a razor blade, but we do buy inkjet ink by the pint
from Sams Club online.

We even have one of those reservoir thingies with six hoses going to
re-jiggered print cartridges. The reservoirs hold about two ounces of ink
for each of six colors, so the printer never runs out.