there must be a lot of variation among the trips. I made Aliyah without doing Birthright. Now I have to beg my friends to come visit me despite their bad experiences with racist (anti-Arab) hosts and JAP peers. My friends were all very turned off by their Birthright experiences, which is disappointing because Israel is so much better than that.
IDF strikes Hamas military facility in Gaza in response to gunfire (Haaretz)
from the article: Birthright Israel tours are insulting young Jews' intelligence