I enjoy the site the was it is and can't complain. Though the index might be a good idea. Mostly would depend on how it was done and the effort needed to do it. The mods here do a good job, are volunteers and quite likely don't need the extra work and headaches.
"Between two explanations, choose the clearest; between two forms,
the most elementary; between two expressions, the shortest."
Between two motorcycles the simplest (DW)
Eugeni d' Ors (1881-1954); Spanish writer.