Too many things for a single commit but in summary:

We got them data bytes computer majigs being transmitted to the display
and correctly parsed over there. Also seems to be fast. I won't touch
performance issues until I have this working and documented tho.

providers/iracing/fieldMapping.go

@@ -4,20 +4,6 @@ import (
 	"esdi/telemetry"
 )
 
-type FieldMapper struct {
-	SDKKey    string
-	DataType  telemetry.DataType
-	Transform func(any) uint64
-}
-
-// NOTE: Update the iracing SDK to write data to the same map ALWAYS, then
-// I can bind that address and read directly from there on the transform
-type boundField struct {
-	Key       string
-	ID        telemetry.FieldID
-	Transform func(any, *telemetry.TelemetryField)
-}
-
 var internalToSDKFieldNames = map[telemetry.FieldID]string{
 	telemetry.Speed: "Speed",
 	telemetry.Gear:  "Gear",