Reputation over time
It looks like this user hasn't gained any reputation yet.
Once they have, you'll be able to view a graph of their reputation gained over time.
Here's a preview of what the graph will look like:
Reputation Breakdown
No reputation gained yet.
512
Under Linux I flashed the firmware .hex file with avrdude:
avrdude -c stk500v2 -b 115200 -p Atmega2560 -v -P /dev/ttyACM0 -D -U 1_75mm_MK2-RAMBo13a-E3Dv6full-3.0.8.hex
Even better would be compiling the firmware myself, but so far the Arduino project didn't want to be built..