Pruning. When I feel that I have too many, I go through them (or maybe just a subgroup of them) and close the ones that no longer are relevant or interesting.

Pruning. When I feel that I have too many, I go through them (or maybe just a subgroup of them) and close the ones that no longer are relevant or interesting. This requires a threshold of feeling that they're "too many" while they're still a manageable number...