We went on the boat tour/alligator show today. Overall, it was an average experience. If you are not from FL, driving through a river with Lilly pads, Sawgrass is a pretty cool experience. I had minimal expectations about seeing alligators and I'm glad that we indeed saw one in the wild. I think those posting negative reviews have extremely unrealistic expectations on how many gators you will see in the wild.
The alligator show is interesting if you've never seen them up close in person, most interesting fact that all of those gators are considered rescue gators, who would've been killed otherwise.
I think this is a worthwhile experience, if you are tired of the beach and need to get away from the party scene of Fort Lauderdale.