Having the web reattach to whatever object it comes in contact with was a conscious choice because it's exactly like how the movement works in the video you posted:
<center><img src="http://i.imgur.com/FgW9y41.gif" border="0" /></center>
It's done like that for good reason; the alternatives are not desirable: :
Having the web go through solids:
<img src="http://i.imgur.com/Kh4QGlY.gif" border="0" />
Having the spider go through walls:
<img src="http://i.imgur.com/X51CV2i.gif" border="0" />
Unless you don't want gravity involved at all:
<img src="http://i.imgur.com/K0AuKoR.gif" border="0" />
The capx is only 10 events, and is easy to modify.
which product to buy? and as you know I have purchased?
Again, I'm not interested in you buying anything. The payment is doing or creating something that will benefit the C2 community (see my first post for examples).