You know, this is the biggest problem with any social network: Even the most dedicated cannot be there all the time, whichever network it is.
I think Twitter's "highlights" summary might help, but, of course, the next thing is how best to get into the highlights.
It's only available on Android right now, and if it proves popular, twitter says it'll consider introducing it to other platforms. To get Highlights in Android, use4rs need to turn it on from the settings.
Today we’re introducing Highlights: a simple summary of the best Tweets for you, delivered via rich push notification. Twitter Introduces The Best of Tweets With "Highlights" [blog.twitter.com]
To create your Highlights, we look at things like the accounts and conversations that are popular among people you follow, Tweets from people you’re closely tied to, topics and events that are trending in your area or within your network, and people that are popular or trending among people you follow.