diff --git a/nontech/biology/saveliev.txt b/nontech/biology/saveliev.txt
index e45f4a0b7..e7fcb6b99 100644
--- a/nontech/biology/saveliev.txt
+++ b/nontech/biology/saveliev.txt
@@ -18,6 +18,8 @@ OliverWolfSacks
     https://www.chitai-gorod.ru/author/saks-oliver-570278
 
 2025
+HnarFilm - Saveliev - Advices to Programmers of 3:33
+    https://www.youtube.com/watch?v=mqeAFljrrD4
 HnarFilm - Kaptar - Saveliev - Nikolay II Might Change History of 5:17
     https://www.youtube.com/watch?v=DfBGr4dF0tY
 Vedi - Saveliev - Mind Imitators Liquidation of 11:48
diff --git a/pl/java/features/io/concurrency/structured.txt b/pl/java/features/io/concurrency/structured.txt
index 739c4e2f0..d8e0692e4 100644
--- a/pl/java/features/io/concurrency/structured.txt
+++ b/pl/java/features/io/concurrency/structured.txt
@@ -11,6 +11,10 @@ baeldung
             // ...
         }
 2025
+SpringIO - Virtual Threads, Structured Concurrency and Scoped Values: Putting it all together 0:00 of 47:40
+    https://www.youtube.com/watch?v=kz_R6-fdSZc
+    https://speakerdeck.com/balkrishnarawool/virtual-threads-structured-concurrency-and-scoped-values-putting-it-all-together
+    https://github.com/balkrishnarawool/SpringBootLoom
 https://foojay.io/today/javas-structured-concurrency-finally-finding-its-footing/
     https://habr.com/ru/companies/spring_aio/articles/930812/
 2024
diff --git a/pl/java/jdk/21/virtual-threads.txt b/pl/java/jdk/21/virtual-threads.txt
index 557e6ec30..7ab98bdf9 100644
--- a/pl/java/jdk/21/virtual-threads.txt
+++ b/pl/java/jdk/21/virtual-threads.txt
@@ -2,6 +2,11 @@ https://docs.oracle.com/en/java/javase/21/core/virtual-threads.html#GUID-DC4306F
 
 spring.threads.virtual.enabled: true
 
+2025
+SpringIO - Virtual Threads, Structured Concurrency and Scoped Values: Putting it all together 0:00 of 47:40
+    https://www.youtube.com/watch?v=kz_R6-fdSZc
+    https://speakerdeck.com/balkrishnarawool/virtual-threads-structured-concurrency-and-scoped-values-putting-it-all-together
+    https://github.com/balkrishnarawool/SpringBootLoom
 JPoint - Popov - Virtual Threads - New Possibilities for IO Bound Microservices of 44:04
     https://www.youtube.com/watch?v=YJmCdk_qvSI
     https://jpoint.ru/talks/a3130b924c2c4690bcbaac245b931bdb/