Unless space is a premium, aren’t you better off getting a desktop? Sure, laptops have made tremendous strides in the past few years, but let’s face it-- most people interested in old machines are in interested in games. And laptops rarely have the power to play games at their best. Laptop screens were inferior to CRTs. Laptop graphics were cut down enormously from desktop equivalents. The sound chip sets couldn’t match a card of that vintage.
If it’s a collectible laptop (Powerbook 100, etc) that’s valuable in spite of it’s inferior specs to contemporary desktops, sure, go ahead. But a quite ordinary laptop?