It just seems crazy to me given the power imbalance. A cynical part of me suspects that things are playing out exactly as some evil strategists hoped they would, which, given all the children dying, is super-depressing.
I look forward to hearing your thoughts.
Hostages are variables that Hamas controls and Israel must respect. They can be used as chips to barter with, shields to hide behind, and tools to shame the Israelis in the court of public opinion.