/* Ok, this object can be encoded...
*
* Can I use a shared object? Only if the object is inside a given
- * range and if this is the main thread, sinc when VM is enabled we
+ * range and if this is the main thread, since when VM is enabled we
* have the constraint that I/O thread should only handle non-shared
* objects, in order to avoid race conditions (we don't have per-object
* locking). */