> Is there any reasonable option with software support that comes even close to what RPI offers? I don't want an SBC where I have to use some strange back ported, super old, kernel with little to no chance of getting updates.

aarch64-wise, not quite yet I think, but I have hope for the RK3588. https://gitlab.collabora.com/hardware-enablement/rockchip-35...

> Maybe I should just go for an X86 board? Lattepanda Delta, or Khadas Mind whenever that's released. Not even that more expensive.

Yeah, x86-64 would certainly be a safe choice if you have the budget for it. I'd add ODROID-H3/ODROID-H3+ to this list.