The ruble and its value is an interesting thing. Most of the world is not trading in rubles so the volume is so small that it is easy for Russia to manipulate its “value”
As for energy oil and gas are below prewar levels so 100% more is just false
It has been freely traded on the exchanges for a number of years. It does plenty of volume. It is the single best barometer of the invasion. Go ck it out, for a while it hit multi year highs at the outset of the invasion. He was prospering. Of late it has come back to pre invasion levels, that could be because it is not going as well for him or the mild winter in Europe and it’s lessened demand for rubles is the cause-prob some of both.