======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '730'
                                          'artist'  'Fluidage'
                                     'text_people'  ''
                                         'release'  '5 Hours of Relaxing Psychedelic Space Rock'
                                           'title'  'I Ride the Weed Harvester Through Mars - Pt. I.'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-2', "
 "'Q-LOCALNESS-1', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['stoner rock', 'space rock', 'psychedelic rock', 'psychedelic', 'stoner']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '21'
                                      'tracktotal'  ''
                                            'date'  '2010'
                                        'comments'  ''
                                           'genre'  'rock-cppex-psychedelic-space;set-pl-progspace'
                                             'bpm'  '111.6'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

======================== rawer (from filesystem) ========================

'TALB' (Album/Movie/Show title)                     '5 Hours of Relaxing Psychedelic Space Rock'
'TBPM' (BPM (beats per minute))                     '111.6'
'TCON' (Content type, a.k.a. Genre)                 ['rock-cppex-psychedelic-space', 'set-pl-progspace']
'TDRC' (Recording time)                             '2010'
'TIT2' (Title/songname/content description)         'I Ride the Weed Harvester Through Mars - Pt. I.'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Fluidage'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '21'
'TSSE' (Software/Hardware and settings used for encoding)  'Lavf57.56.101'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['stoner rock', 'space rock', 'psychedelic rock', 'psychedelic', 'stoner']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.70 dB'
'TXXX:replaygain_track_peak'                        '0.816509'

========================== row from database ==========================
                                              'id'  1413433
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/Maha Sohona - 5 Hours of Relaxing Psychedelic Space Rock/21 - Fluidage - I Ride the Weed Harvester Through Mars - Pt. I..mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  730
                                           'genre'  rock-cppex-psychedelic-space;set-pl-progspace
                                        'filesize'  29207468
                                           'mtime'  1620736112
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy Maha Sohona 21 rock cppex psychedelic space;set pl progspace
                                      'tag_artist'  Fluidage
                                     'tag_release'  5 Hours of Relaxing Psychedelic Space Rock
                                       'tag_title'  I Ride the Weed Harvester Through Mars - Pt. I.
                                             'bpm'  111.6
                                    'search_title'  'harvester':5 'i':1,10 'mars':7 'pt':8,9 'ride':2 'the':3 'through':6 'weed':4
                                   'search_artist'  'fluidage':1
                                  'search_release'  '5':1 'hours':2 'of':3 'psychedelic':5 'relaxing':4 'rock':7 'space':6
                                     'search_rest'  '21':4 'classicprogpsy':1 'cppex':6 'maha':2 'pl':12 'progspace':13 'psychedelic':7 'rock':5 'set':9,11 'sohona':3 'space':8,10
                                    'search_combo'  '21':22 '5':12C 'classicprogpsy':19 'cppex':24 'fluidage':11B 'harvester':5A 'hours':13C 'i':1A,10A 'maha':20 'mars':7A 'of':14C 'pl':30 'progspace':31 'psychedelic':16C,25 'pt':8A,9A 'relaxing':15C 'ride':2A 'rock':18C,23 'set':27,29 'sohona':21 'space':17C,26,28 'the':3A 'through':6A 'weed':4A
                                    'tag_tracknum'  21
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-3', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['stoner rock', 'space rock', 'psychedelic rock', 'psychedelic', 'stoner']
                                        'tag_date'  2010
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620736111.68248  (2021-05-11 14:28:31)
                             'size'  29207468