diff --git a/DTLib/Extensions/OtherStuff.cs b/DTLib/Extensions/OtherStuff.cs
new file mode 100644
index 0000000..b6260d5
--- /dev/null
+++ b/DTLib/Extensions/OtherStuff.cs
@@ -0,0 +1,9 @@
+using System.IO;
+
+namespace DTLib.Extensions;
+
+public static class OtherStuff
+{
+    public static void Write(this Stream stream, byte[] buff)
+        => stream.Write(buff, 0, buff.Length);
+}
\ No newline at end of file