Unfortunately that thread has 500+ pages and it's not a very reliable source of information. Can you link me to a specific post in the thread since you seem to have seen this already? I'll do some thread-specific searches but I usually don't come up with much.
he removed the version with the stock lockscreen, so all you get now is the stock touchwiz one. if you want one like the picture you can download "widget locker", it costs a couple of dollars but is worth it