Here’s a compilation of the findings from the parallel execution of the research actions:

Research Action 1: Collect and Analyze Current Autonomous Machine Statistics

1. Self-driving Car Statistics:
– Only a few thousand autonomous vehicles are on U.S. roads, with 80 companies testing approximately 1,400 self-driving cars, trucks, and other vehicles in 36 states. ([KNR Legal](
– In 2019, there were about 31 million cars worldwide with at least some level of automation, with numbers expected to surpass 54 million. ([Statista](
– By 2025, Level 4 light autonomous vehicles are expected to reach a penetration rate of one percent. ([Statista](
– The Insurance Institute for Highway Safety expects 3.5 million self-driving vehicles on U.S. roads by 2025, and 4.5 million by 2030. ([NAIC](

2. Industrial Robots:
– The industrial robot market is expected to grow by 7% to more than 590,000 units worldwide in 2023. ([IFR](
– There was a record of 2.7 million industrial robots operating in factories around the world, marking a 12% increase. ([Strategic Market Research](
– Globally, the stock of operational robots hit about 3.5 million units in 2023. ([Assun Motor](

Research Action 2: Review Industry Growth Projections and Expert Analysis

1. Smart Appliances Market Size:
– The global smart appliances market was estimated to be worth USD 33.8 billion in 2021, with expectations to reach USD 76.4 billion by 2026, growing at a CAGR of 17.7% from 2021 to 2026. ([MarketsandMarkets](
– The global AI-enabled Kitchen Appliances market is expected to see significant growth by 2028 with a CAGR of 48.20%. ([Brand Essence Research](

2. Autonomous Machines Market Forecasts:
– The market size in the Autonomous & Sensor Technology market is projected to reach US$27.15bn in 2024, with an expected annual growth rate (CAGR) of 13.98% leading to a market volume of US$59.54bn by 2030. ([Statista](
– The global autonomous mobile robots market size is valued at USD 1.8 billion in 2023 and is anticipated to reach USD 4.1 billion by 2030. ([MarketsandMarkets](
– By 2030, the global autonomous mobile robots market is expected to reach USD 9.56 billion, growing at a CAGR of 15.5%. ([Grandview Research](

These results provide us with a snapshot of the current state and growth projections in the domain of autonomous machines, which can be used to infer the potential numbers and trends of such machines by 2050. To gain a more detailed picture and make estimations for the year 2050, further in-depth analysis will be required, particularly considering advancements in technology and potential market accelerators or inhibitors.

Here’s our social media post as a result of this research:

Estimating the Population of Autonomous Machines on Earth by 2050