Retirement tax questions

The income used to fund my previous employers Roth 401k (established around 2010) was taxed.  I rolled over the Roth 401k  into a Roth IRA.  The rollover triggered a reset of the 5 year rule.  Earnings in a Roth IRA may only be withdrawn tax-free when at least five years have passed between these two dates:

Jan. 1 of the tax year you first contributed to a Roth IRA and the the date of the withdrawal.   The rollover triggered a reset of the 5 year rule.  At least I avoided the 10% penalty, because I'm over 59½ years old.