Focusing my carb intake on my evening meal works best for me, and helps me sleep better. I certainly recommend that you experiment to find out what works best for you.
Some people are more sensitive than others to timing, and many find that they become less sensitive as their metabolism and body clock heal.
F 5 ft 3. HW: 196 lbs. Primal SW (May 2011): 182 lbs (42% BF)... W June '12: 160 lbs (29% BF) (UK size 12, US size 8). GW: ~24% BF - have ditched the scales til I fit into a pair of UK size 10 bootcut jeans. Currently aligning towards 'The Perfect Health Diet' having swapped some fat for potatoes.