public void ClearDataOlderThan(TimeSpan span)
{
if (Timestamps.Count == 0)
{
return;
}
var currentTimestamp = Timestamps.Last();
var numToSkip = Timestamps.FindIndex(t => t + span >= currentTimestamp);
//Log.Debug(_tag, $"At {currentTimestamp}, clearing out {numToSkip} data points, keeping as of {Timestamps.Skip(numToSkip).First()}.");
//Provider.Deactivate();
AllowDataUpdates = false;
LoggedData = LoggedData.Skip(numToSkip).ToList();
Intervals = Intervals.Skip(numToSkip).ToList();
Timestamps = Timestamps.Skip(numToSkip).ToList();
AllowDataUpdates = true;
//Provider.Activate();
}