In truth, there are no "common" ball behaviors, but there are a myriad of "uncommon" ball behaviors.
10,000, 50,000 or 100,000 spins, NONE will be a "copybook" of any prior delivery.
They may appear similar, or comparative, re direction, input force and drop/scatter, but most opinions are guesstimate that bear little semblance to scientific scrutiny.
There is waaaayy to much procrastination on gaming forums, and less and less constructive discussion.
The "other" forum(s), where 'STEVE' wields an unwieldy opinion ad museum, are the best examples I can find.
Anyone who remembers the infamous Gamblers Glen, knows how and why a forum can consume itself and fade away.