Plus, transport of electricity is not efficient. You lose a lot in the cables. It would be better to transport the factories that need it to where the electricity is generated.
And, the backlash is because of what is perceieved as poor energy politics from the central european powers. Making oneself dependent on fossil energy Russia while decommisioning nuclear is madness when trying to reduce carbon emissions.
Northern europe is also much more based on the use of electricity for heating than the rest of europe, so it hits them a lot harder when prices skyrocket. The result is much more use of wood for heating, which in turn increases air pollution.