I’ll add three to the ones that Stewart just posted:

• Two years: The distinction between laptops, netbooks and mobile phones will get even more blurred with consumers demanding mobiles with more power and lighter and lighter laptops/netbooks;
• Two years: Tivolised/Androidised Linux mobiles will grow, but there will be a few more open Linux phones around (mainly due to the convergence of mobiles, laptops and netbooks);
• Five years: Peak oil will start to affect pricing of consumer electronics directly through raw materials.