Britney is reportedly seeing less of her sons because they are not on a set schedule, Us Weekly reports. An unidentified source tells them:  “She used to have more time with them until [her ex-husband] Kevin [Federline] altered their custody arrangement after the incident with [her dad], Jamie [Spears, in 2019]. Since then, the boys’ visits have been less frequent. They spend most of their time at their dad’s house and have very few visits with their mom, especially overnight ones. … T