I'm not an MS dev type, but I've often seen these forms questions. What made their forms so easy, or more in general what is so complicated about forms that this was even a tool so many liked?
* You have a huge Excel document that's basically a DB. (What Access kinda was)
* You want users to interact with said data document, i.e add record, find/query record(s), edit records
* You add a "form" for users to do just that. You can also add a "login" form to give some users more permissions.
JET Blue aka ESE is currently used by products like Active Directory and Exchange.
In case of failure, just copy-over the old file from yesterday - such simple solutions are pure gold for SME without any big IT department