A sender may set a timer.Logical formLearned from4 sentences. A (retransmission timer) may pertain-to a transport.Logical formLearned from4 sentences. A connection may enter a regime of backoff of a timer.Logical formLearned from4 sentences. A value may pertain-to a (retransmission timer).Logical formLearned from4 sentences. Retransmissions may use a timer with backoff.Logical formLearned from4 sentences. A node may stop a (send timer).Logical formLearned from4 sentences. Some timers can be exclusive.Logical formLearned from4 sentences. A timer can be reset to a value.Logical formLearned from4 sentences. (Membership report) can be reset to a (group membership timer).Logical formLearned from4 sentences. A (present timer) may pertain-to routers.Logical formLearned from4 sentences. Mutual funds can be vulnerable to (market timers).Logical formLearned from4 sentences. (Market timers) can be abusive.Logical formLearned from4 sentences. (Arbitrage opportunities) can be available to (market timers).Logical formLearned from4 sentences. Funds can be targets of (market timers).Logical formLearned from4 sentences. (Market timers) may take advantage of (time zone) differences.Logical formLearned from4 sentences.