One may argue what that "reasonable life of the product" is. Some companies discontinue their phones after one year.
Nokia still sells the N900, e.g.: http://shop.nokia.de/nokia-de/produc...&culture=de-DE http://www.nokiadirect.co.uk/Pay-Mon...haplann900_0x0 http://europe.nokia.com/buy-online/n900-buynow They delivered 1.3 . All after more than one year...