I thought it would be fun to ask all my sources who have seen the first 3 episodes of Season 5 and for them to give us a rating out of 10. I also asked them to give us their ratings on The Constant,Through The Looking Glass and Stranger in a Strange Land for comparative purposes.
From this it looks like they all agree that Jughead is the best of the first 3 episodes.
Source 1
Jughead: 9.5
Because You Left: 8.0
The Lie: 6.5
The Constant: 10
TTLG: 9.5
SIASL: 4.0
Source 2
Jughead: 9.0
Because You Left: 7.5
The Lie: 6.0
The Constant: 10
TTLG: 10
SIASL: 3.0
Source 3
Jughead: 9.0
Because You Left: 9.0
The Lie: 8.0
The Constant: 9.5
TTLG: 10
SIASL: 2.0
Source 4
Jughead: 10
Because You Left: 7.0
The Lie: 6.0
The Constant: 8
TTLG: 10
SIASL: 1.0
Jughead: 9.5
Because You Left: 8.0
The Lie: 6.5
The Constant: 10
TTLG: 9.5
SIASL: 4.0
Source 2
Jughead: 9.0
Because You Left: 7.5
The Lie: 6.0
The Constant: 10
TTLG: 10
SIASL: 3.0
Source 3
Jughead: 9.0
Because You Left: 9.0
The Lie: 8.0
The Constant: 9.5
TTLG: 10
SIASL: 2.0
Source 4
Jughead: 10
Because You Left: 7.0
The Lie: 6.0
The Constant: 8
TTLG: 10
SIASL: 1.0
Source 5
Jughead: 9.0
Because You Left: 8.5
The Lie: 8
The Constant: 10
TTLG: 10
SIASL: 5.0
Source 6
Jughead: 9.5
Because You Left: 8.5
The Lie: 7.5
The Constant: 10
TTLG: 9.5
SIASL: -5.0
Source 7
Jughead: 9.5
Because You Left: 8.5
The Lie: 7.5
The Constant: 10
TTLG: 10
SIASL: 3.0
Source 8
Jughead: 9.5
Because You Left: 8.5
The Lie: 7.5
The Constant: 11!!
TTLG: 10
SIASL: 2.0
Jughead: 9.0
Because You Left: 8.5
The Lie: 8
The Constant: 10
TTLG: 10
SIASL: 5.0
Source 6
Jughead: 9.5
Because You Left: 8.5
The Lie: 7.5
The Constant: 10
TTLG: 9.5
SIASL: -5.0
Source 7
Jughead: 9.5
Because You Left: 8.5
The Lie: 7.5
The Constant: 10
TTLG: 10
SIASL: 3.0
Source 8
Jughead: 9.5
Because You Left: 8.5
The Lie: 7.5
The Constant: 11!!
TTLG: 10
SIASL: 2.0