Subject: Re: Berkshire 3 year return
This is a good site for comparing past performance:

3 years
https://testfol.io/?s=kArvfI5x...

Of course, our friend will likely show up and tell us about 15 years:
https://testfol.io/?s=9B4Qn4Fc...

And for us old-timers, 25 years:
https://testfol.io/?s=i0KFKsNl...