Does the video even answer OP's question? Skimming the topics list, it doesn't seem like any would answer OP's question of "are people generally happy to welcome visitors, or are the visitors viewed as part of the problem (via, e.g. AirBnB driving up local housing costs, etc)?"
00:00 - Introduction: Must-Know Tips for First-Time Travelers to Greece
0:32 - Tip #1: Prepare for the Summer Heat - Stay Safe Under the Sun
1:20 - Tip #2: Proper Footwear for Visiting Archaeological Sites
3:07 - Tip #3: Navigating Greek Roads - Driving Tips for Tourists
4:07 - Tip #4: Shop Hours - What to Expect During Midday Closures
5:44 - Tip #5: Toilet Etiquette - Don’t Throw Toilet Paper in the Toilet
6:06 - Tip #6: Drinking Water - Stick to Bottled Water on the Islands
6:55 - Tip #7: Personal Space - Understanding Greek Social Norms
8:47 - Tip #8: Explore Greek Cuisine - Go Beyond the Basics
15:03 - Tip #9: Pack Smart - Tips for Handling Luggage on Greek Islands
16:45 - Tip #10: Be Prepared for Strikes - Stay Informed During Your Visit
00:00 - Introduction: Must-Know Tips for First-Time Travelers to Greece
0:32 - Tip #1: Prepare for the Summer Heat - Stay Safe Under the Sun
1:20 - Tip #2: Proper Footwear for Visiting Archaeological Sites
3:07 - Tip #3: Navigating Greek Roads - Driving Tips for Tourists
4:07 - Tip #4: Shop Hours - What to Expect During Midday Closures
5:44 - Tip #5: Toilet Etiquette - Don’t Throw Toilet Paper in the Toilet
6:06 - Tip #6: Drinking Water - Stick to Bottled Water on the Islands
6:55 - Tip #7: Personal Space - Understanding Greek Social Norms
8:47 - Tip #8: Explore Greek Cuisine - Go Beyond the Basics
15:03 - Tip #9: Pack Smart - Tips for Handling Luggage on Greek Islands
16:45 - Tip #10: Be Prepared for Strikes - Stay Informed During Your Visit