The trusty old laptop is being kicked to the curb, with PC makers trying to spice up their offerings by pushing a variety of hybrids, tablets, and smaller-screen devices at the Computex trade show in Taipei this week. Asustek Computer, Acer, and Dell have all introduced tablets and markedly different laptop designs in an effort to revive their flagging fortunes. Many of the products use Intel's Atom chip or next-generation Core processor, called Haswell, which was also launched here.