True, but by breeding spiders you increase the chances of it happening from almost none (i've NEVER hatched a normal or another co-dom with Neuro problems) to very high. We decided not to work with the spider morph but thats just a personal choice. Let me put this to you:
If people are willing to accept spiders as "ok" then will this lead to/has this lead to the acceptance of other flaws for the sake of beauty?