[ALurchyBeast]

Here is the 'fat lines' patent you mentioned: https://patents.google.com/patent/US6930686. It's more about efficiency of drawing a line than connecting four dots.

[unlinked_dll]

What the patent says it's about and what your lawyers say it's about are two different things

[ska]

That's not true. If a patent doesn't say what it's about in a fairly prescribed way, it is easily defeated.