"Fountain pens were messy and needed regular refilling" So the solution is to not make the refilling better and less messy, it was to invent landfill. Not only

"Fountain pens were messy and needed regular refilling" So the solution is to not make the refilling better and less messy, it was to invent landfill. Not only from having to replace the pen when it ran out of ink, but from high failure rate of the aforesaid pens.