Charlie Munger 在今年BRK年会上说，Berkshire Hathaway provides better investments （than SP500), 不是吹的，姜还是老的辣。
MSFT 能有这么高的收益，惊掉下巴。
| Symbol | 12/31/2020 | 10/28/2021 | GAIN | %GAIN |
| SPY | 370 | 458 | 88 | 23.78% |
| QQQ | 313.74 | 380 | 66.26 | 21.12% |
| AAPL | 132.69 | 152.57 | 19.88 | 14.98% |
| MSFT | 222.42 | 324.35 | 101.93 | 45.83% |
| BRK/B | 231.87 | 289.72 | 57.85 | 24.95% |
