John McDonell's speech to the Labour Conference came out with a lot of green sounding rhetoric on renewable energy but the commitments are vague and potentially fatally undermined by what could well end up as a commitment to centralised re-nationalisation of parts of the energy system.Now I'm all in favour of the community owning our energy system provided it is local people - city councils, cooperatives, local not for profit companies, but not centralised monopoly nationalised industries. These...