We have almost no unemployment to speak of in Silicon Valley as we speak. 

According to Licking County Auditor records, Amazon Data Services Inc. bought 392.11 acres of land ($ $116,653,320.) on the west side of Beech Road and straddling Miller Road on January 17, 2023.Intel has invested $20 billion initial investment in two fabs (short for fabrication plants; they typically produce silicon wafers), with construction beginning in late 2022 and the facility expected to open in late 2025.

I moved from Silicon Valley to Utah last year. 

(so now it's over budget) and is it best to set it in a cement footing and he used silicone?

Their predictions are as good as weather forecasters...I live in Silicon Valley and folks have been predicting crashes since last 5 years , and homes go up 10-15 % a year...

Intel has invested $20 billion initial investment in two fabs (short for fabrication plants; they typically produce silicon wafers), with construction beginning in late 2022 and the facility expected to open in late 2025.

I invested in Silicon Valley properties for 30+ years and sold 5 years ago.

this is like saying - would i make more money starting a restaurant, investing in a silicon valley start-up, or buying AT&T stock and living off the dividends?

Instead of multiple properties that cash flow at $200-$300 per month in low appreciation markets, look at focusing on less properties from higher appreciation markets like Seattle/Portland/Denver/Silicon Valley. 

This is the same as in Silicon Valley market where affordability is 33% and R/V index is 0.6. - There're MASSIVE BUYING as of today in some cash-flowing market, ask your local PM if want to find out- In most cities, the rental yields projection are going to be lower which means appreciation is going up.Those High CF market can generate better IRR than appreciating market if executed property.Summary: The trick is to  buy in CF market that's going to appreciate could generate buying the same amount of money in an appreciating market that doesnt have CF if executed and chosen wisely.