On Tuesday, March 5, 2013 12:45:11 PM UTC-5, Bruno Marchal wrote: > > > On 05 Mar 2013, at 08:43, Jesse Mazer wrote: > > > > On Mon, Mar 4, 2013 at 11:27 PM, Pierz <[email protected] <javascript:>>wrote: > >> Really Craig? It invalidates mechanistic assumptions about eyes? I'm sure >> the researchers would be astonished at such a wild conclusion. All the >> research shows is brain plasticity in interpreting signals from unusual >> neural pathways. How does that invalidate mechanism? >> > > Yes, I was confused at first by the statement in the first paragraph that > the eyes "can confer vision without a direct neural connection to the > brain" (maybe Craig was confused by this too?), but it seems that by > "direct neural connection" they just mean an optic nerve wired directly to > the brain, bypassing the spinal cord like the optic nerve normally does, > since later in the article they do mention the eyes were connected > (indirectly) to the brain via the spinal cord: "No one would have guessed > that eyes on the flank of a tadpole could see, especially when wired only > to the spinal cord and not the brain." > > > Even that would not be conceptually astonishing. My computer is not wired > to anything, and I can still send you a mail. It would have meant only that > optic cells have some wifi systems. Cute, without doubt, but still not a > threat for computationalism. Improbable also, but who knows. > > Bruno > > > If they were wireless from the start though, why use an optic nerve?
Craig > > > > > Jesse > > > >> >> -- >> You received this message because you are subscribed to the Google Groups >> "Everything List" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to [email protected] <javascript:>. >> To post to this group, send email to [email protected]<javascript:> >> . >> Visit this group at http://groups.google.com/group/everything-list?hl=en. >> For more options, visit https://groups.google.com/groups/opt_out. >> >> >> > > -- > You received this message because you are subscribed to the Google Groups > "Everything List" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected] <javascript:>. > To post to this group, send email to [email protected]<javascript:> > . > Visit this group at http://groups.google.com/group/everything-list?hl=en. > For more options, visit https://groups.google.com/groups/opt_out. > > > > > http://iridia.ulb.ac.be/~marchal/ > > > > -- You received this message because you are subscribed to the Google Groups "Everything List" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at http://groups.google.com/group/everything-list?hl=en. For more options, visit https://groups.google.com/groups/opt_out.
