Hi, I'm the one making those tools and developing the app, refresh rate is effectively 1.3s, this is a limitation that all toyota obd1 ecu have. about logs, the format is meant for it being read in ms excel or open office, on top is the human readable data, down low is the raw data. it's mostly meant to be read as is for troubleshooting( I know this is not the best ;) ) or run custom vba macros on that data. It's also meant to be imported back into other's people android device for data replay or building back maps from a few engines logs. if there are some very popular standards for