It was the only vulnerability we managed to discover, and faced with extinction-level events, a risk we were forced to take.
[There's almost definitely a tsunami heading for both shores actually, but given the Pacific coastlines lie mostly abandoned, he doubts the effects of them will be too far-reaching. Perhaps the Coastal Wall can finally accomplish something other than cowardice- or else crumble. Either outcome has its merits and it's overall a better alternative to the increasing size and number of the Kaiju coming through]
text; woops tl;dr
[There's almost definitely a tsunami heading for both shores actually, but given the Pacific coastlines lie mostly abandoned, he doubts the effects of them will be too far-reaching. Perhaps the Coastal Wall can finally accomplish something other than cowardice- or else crumble. Either outcome has its merits and it's overall a better alternative to the increasing size and number of the Kaiju coming through]