1. Since I explained it once, you should understand this much, right? In this way, for beginners, it quickly goes over complicated and difficult class parts, 2. In text RPG v2, a code that didn't exist suddenly appears... 3. It forgets to explain important shortcuts, There are some unfriendly parts like this. The lecture itself is not bad, but I felt that many details were disappointing. I think there will be many parts that are difficult for complete beginners who know nothing about programming.