Zhang Heng made no effort to avoid the old man. Right in front of him, he opened his travel bag and took out the LEGO bricks.
What he was building this time was not complicated, so it did not take long. Soon, he reached the final step and inserted the Infinite Blocks into it.
The next moment, a brand-new drone appeared in his hands.
Zhang Heng controlled the drone as it rose into the air. Under the old man's dumbfounded gaze, it flew above the maze. From there, he could clearly see the maze in its entirety, as well as every change taking place within it. Zhang Heng silently calculated the timing of each shift, trying to chart a route to the center while factoring in his own speed of movement...
Drones had actually appeared as early as the 1920s, but at first they were mostly used by the military or for certain scientific surveying and mapping tasks. It was not until around a decade ago that they entered the consumer market, and only in recent years had they truly become known and accepted by consumers.
The old man had arrived on the island more than fifty years ago. The last person he had encountered was also twelve years ago, and the two of them had exchanged only a few words. Thus, before meeting Zhang Heng, he had never seen a drone.
When he saw the drone rise from Zhang Heng's hand and fly all the way above the maze, the shock he felt was no less than if he had witnessed something supernatural. Especially after he noticed the images coming through on the controller in Zhang Heng's hands, the expression on his face became even more stunned.
When Zhang Heng had previously asked whether he could use tools, the