RSI of the brain?

I’ve been with LingQ for nearly four months now. I’m definitely flagging. Is there something like repetitive strain injury of the brain? Perhaps it’s just the plateau stage in the learning curve. I’m off for a week tomorrow and by the time I’m back I hope to have recovered my enthusiasm. Steve’s latest blog talks about pauses in the use of languages and how beneficial they can be. Who knows, the Welsh air might blow the cobwebs away.