How so?
Which part? The $60k/yr & $1.5M? or the “largely be tax free” part?
This is useful.
https://www.youtube.com/watch?v=11cY23h7ZY4&list=WL&index=204
https://www.youtube.com/watch?v=iP4DV4ZFYaM
https://www.thrivent.com/insights/taxes/taxes-in-retirement-a-comprehensive-guide
A lot can depend on tax planning before and during retirement.