However, the sheer number of slots available today, from progressive jackpot slots and officially branded slots to Megaways slots, along with some of the gambling terms involved in slot betting, can be daunting for newcomers. The original slot machines date back to the late 19th century, and today slot games are more popular than ever. Slot games may not involve particular skill to play, but our experts have come up with some slot betting tips which can help to get the most from your spinning.