docs: add Rebello's talk to additional resources (#670)

Signed-off-by: Jose Nino <jnino@lyft.com>
Signed-off-by: JP Simard <jp@jpsim.com>

mobile/docs/root/intro/additional_resources.rst

@@ -8,14 +8,17 @@ Blog posts
 
 - *Lyft’s Journey through Mobile Networking*
   (`Lyft Eng Blog 01/21/2020 <https://eng.lyft.com/lyfts-journey-through-mobile-networking-d8e13c938166>`_):
-  how Lyft has evolved their mobile APIs, and how that evolution lead to Envoy Mobile.
+  how Lyft has evolved their mobile APIs, and how that evolution led to Envoy Mobile.
 - *Envoy Mobile v0.2 deep dive*
   (`Lyft Eng Blog 02/04/2020 <https://eng.lyft.com/envoy-mobile-v0-2-deep-dive-7ed262cfdf93>`_):
   deep dive into the technical aspects of the library v0.2.
 
 Recorded talks
 --------------
 
+- *Envoy Mobile & the upcoming networking revolution*
+  (`BA: Swiftable 2019 <https://www.youtube.com/watch?v=rMBrVfoQ7-g>`_):
+  how Lyft has evolved their mobile APIs, and how that evolution led to Envoy Mobile.
 - *Envoy Mobile in Depth: From Server to Multi-platform Library*
   (`EnvoyCon 2019 <https://www.youtube.com/watch?v=3ghO2K1Pd2k&list=PLj6h78yzYM2MF1Ti3Mrfa9P0IlavyZYWt&index=10&t=0s>`_ / `KubeCon NA 2019 <https://www.youtube.com/watch?v=NYb_nVWkP-I&t=1s>`_):
   motivation for the project and deep dive into the library v0.2.