The SCORM community is abuzz these days with talk about the security or lack thereof in SCORM

Can you repeat this sentence, but add in punctuation?
The SCORM community is abuzz these days with talk about the security (or lack thereof) in SCORM.
All divers will be divided into groups of four divers and each group will have their own dive guide

Can you repeat this sentence, but add in punctuation?
All divers will be divided into groups of four divers, and each group will have their own dive guide.
Apparently there are tracks about 300 meters long leading up tot he object leading Lindberg to speculate that the object has moved

Can you repeat this sentence, but add in punctuation?
Apparently there are tracks about 300 meters long leading up tot he object, leading Lindberg to speculate that the object has moved.