I have a number of 1994 Sonnets, which I love. But they tend to dry out overnight, and in some cases an ink cartridge only a couple of weeks old and hardly used has evaporated almost completely. It seems this is a problem lots of people have had. I have read various ideas for solutions on the FPN, and this request is to ask which solution is best. Am I right that it is due to the ventilation holes in the end of the cap being too large? I have seen the suggestion that dripping candle wax into t