All-new from the “let’s guess the price of an unreleased product no one’s had the chance to take apart yet” department comes the latest in guesswork with Wall Street analyst declaring each $499 iPad makes Apple $208.That’s according to guess-timates of materials used inside Apple’s new netbook-killer as speculated upon by Brian Marshall of BroadPoint AmTech. He says the cost of goods inside Apple 's 16GB WiFi-only iPad should be around $270.50, including $10 for manufacturing. Hmm.“The most expensive component on his price list was the 9.7-in. LCD touch-sensitive display, which he tagged at $100. The 16GB of memory and the aluminum case cost about $25 each, said Marshall, while the Apple A4 chip was listed at $15,” reckons Computerworld.Marshall estimates the $629 16GB iPad with WiFi and 3G costs Apple