On Sat, Jan 10, 2009 at 11:02 PM, Ben Goertzel <[email protected]> wrote: >> On a related note, even a very fine powder of very low friction feels >> different to water - how can you capture the sensation of water using beads >> and blocks of a reasonably large size? > > The objective of a CogDevWorld such as BlocksNBeadsWorld is explicitly > **not** to precisely simulate the sensations of being in the real > world. > > My question to you is: What important cognitive ability is drastically > more easily developable given a world that contains a distinction > between fluids and various sorts of bead-conglomerates? > The objection is not valid in equating beads with dry powder. Certain forms of adhesion of the beads form a good approximation to fluids. You can have your hand "wet" with sticky beads etc.
The model feels underspecified to me, but I'm OK with that, the ideas conveyed. It doesn't feel fair to insist there's no fluid dynamics modeled though ;-) Best regards. ------------------------------------------- agi Archives: https://www.listbox.com/member/archive/303/=now RSS Feed: https://www.listbox.com/member/archive/rss/303/ Modify Your Subscription: https://www.listbox.com/member/?member_id=8660244&id_secret=126863270-d7b0b0 Powered by Listbox: http://www.listbox.com
