Originally Posted by
Mireiawen
Couple things:
Automatic updates, command that could update the files and databases and ability to schedule it run it daily/weekly/monthly
Hosting: (Likely Linux mainly) having single set of files (except configurations) that are read-only but usable by multiple users. Updating those files centrally would mean less work for users. Also, sharing static databases such as items, and common info such as whois-query results, maybe through database. Counting it is possible to use database server for such data.