If the Palestinians accepted temporary borders it would be the height of foolishness. There would be nothing to prevent Israel from crossing those borders or grabbing more land especially because Israel would insist that the Palestinian "state" would not be able to defend itself against Israeli invasions. The only border that should be acceptable is the 1967 line. No more and no less.
Yemen's vice president reportedly lands in Aden (Reuters)
from the article: Netanyahu amenable to Palestinian state within temporary borders