Not understanding what words mean isn't an unpopular opinion, you're just wrong
Not about the first bit, that's arguable
You definitely DO need more labels than straight, gay, and bi. For example: asexual or sapiosexual, those don't fit into any of the 3 you listed
Can literally have the spores shipped to your door for shockingly cheap so long as you press the "I pwomise not to do what the link you have here says cuz that leads to mushies" box