Exemptions from the obligation of Tefilah B'tzibur in Halacha and Chassidus
Kolel L'horaah Ma'asis Crown Heights - Shiur 5 on halachic topics - by Rabbi Shraga Dovid Homnick, Sgan Rosh Kolel, exploring Halachic and Chabad sources that lessen the obligation of davening with a minyan, particularly for purposes of kavana or furthering Yiddishkeit
https://www.youtube.com/watch?v=Tlpg7mSgTm8