The article is talking about storage space, not about access to files in any particular filesystem.
Previous versions of Android 15 Terminal app only allowed 16GB of space to be used by the guest system. The article mentions it.
So even if you had 128GB in your phone, previously you could only use 16GB of them in the environment Google set up for the Linux Terminal subsystem, which made it very limiting. What the article says is that now they are removing that limitation.
The article is talking about storage space, not about access to files in any particular filesystem.
Previous versions of Android 15 Terminal app only allowed 16GB of space to be used by the guest system. The article mentions it.
So even if you had 128GB in your phone, previously you could only use 16GB of them in the environment Google set up for the Linux Terminal subsystem, which made it very limiting. What the article says is that now they are removing that limitation.