* **Method 2** Scan from the start of the file, looking for a mark-label
bytestring, but 'parsing' one bytestring at a time, and jumping to the
first 'standalone' mark-label bytestring. Note that this is different than
executing the program, particularly when user-input commands are present.
* **Method 2** Scan from the start of the file, looking for a mark-label
bytestring, but 'parsing' one bytestring at a time, and jumping to the
first 'standalone' mark-label bytestring. Note that this is different than
executing the program, particularly when user-input commands are present.