If the number of concurrent users of the site is large and the data changes frequently, we may adopt an SQL database tuned for speed. If however there are few users we may adopt something less taxing of the hardware.
Smaller faster, cheaper, lighter computers for the desktop. They will be no larger than a DVD drive. They will be silent, and run free software, and much of this will be web based. They will use solid state disks, and large quantities of cheap memory.
More powerful mobile phones will largely replace traditional PCs. The screens of mobiles will occupy as much of the phone as physicallly possible. Soft buttons will have largely replaced mechanical buttons in top of the range phones.
Sophisticated screen display technology will be available that will allow us to use bigger computer monitors in smaller less likely workplaces.
Micro-factories: places of work no bigger than a loft extension, where budding entrepreneurs labour in their free time printing products with 3D printers and selling their wares by the internet.