Wow, that's a lot of reading material on java there. *puts glasses on*
Regarding Optifine, everyone should note that it's hit or miss. Some people get big improvements, others only small or nothing, and yet others will find that it lowers their FPS. With six people sitting in the same room on new year's eve playing Minecraft, I've seen all three cases at once.
For me personally, Optifine doesn't change performance. I run it solely for the greater range of video options and the handy zoom button
Regarding Optifine, everyone should note that it's hit or miss. Some people get big improvements, others only small or nothing, and yet others will find that it lowers their FPS. With six people sitting in the same room on new year's eve playing Minecraft, I've seen all three cases at once.
For me personally, Optifine doesn't change performance. I run it solely for the greater range of video options and the handy zoom button