Evidence that Muller team's wiping of phones was not accidental?

Epoch Times:

Mueller Team Members Joked About Wiping Phones, FBI Agent Says

...
SCO records released earlier in September show that at least 22 phones belonging to members of the Mueller team were wiped prior to being reviewed for records. The employees provided dubious excuses for wiping their phones, such as doing so “accidentally” or because they forgot their passwords. Two employees claimed their phones wiped themselves.

In addition to the 22 devices that were wiped, 44 phones contained zero records when reviewed by a records officer assigned to the Mueller team. Five other SCO phones contained only one record each, and four had fewer than 10 records per device, according to the log kept by the records officer over the course of more than 20 months.

The dearth of records on the cellphones is extraordinary considering the enormous scope of the investigation. The SCO interviewed approximately 500 witnesses, issued 2,800 subpoenas, and obtained 500 search warrants.
...

I suspect that the team had something to hide.  It has also been reported that they had a "Get Trump" attitude that might have been revealed by the phone records.