The summary of the text is:
- The speaker is playing Minecraft and trying to enchant a diamond pickaxe with fortune, efficiency, unbreaking and repair.
- He uses a blacksmith table, an anvil and a lot of levels to combine different pickaxes and get the desired enchantments.
- He then goes to the Nether to mine for quartz and ancient debris, and finds a lot of diamonds along the way.
- He is surprised by his luck and claims that he finds more diamonds when he is not recording than when he is.
- He challenges anyone to a diamond race and says he has more diamonds than all the other players combined.
Here are the key facts extracted from the text:
1. A nuclear fusion reaction was sustained at over 100 million°C for 30 seconds.
2. The core temperature of the Sun is around 15 million degrees Kelvin.
3. The South Korean KSTAR experiment achieved a net energy gain.
4. The temperature achieved in the experiment was seven times hotter than the Sun's core.
5. The experiment marks a transition from physics to engineering challenges in nuclear fusion.
Please note that these are simplified statements and the full context can provide more detailed information.