======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '221'
                                          'artist'  'The Rolling Stones'
                                     'text_people'  ''
                                         'release'  'Voodoo Lounge'
                                           'title'  'Moon Is Up'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-4', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['blues', 'rock', '60s', 'british', 'classic rock']"
                                     'discogstags'  "['rock', 'alternative rock', 'classic rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  '15'
                                            'date'  '1994'
                                        'comments'  ''
                                           'genre'  'rock-unsorted'
                                             'bpm'  '115.9'
                                             'key'  '8B'
                                        'acoustid'  '0adaff15-3055-4e4d-93e8-3d2e1e3d29cb'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Voodoo Lounge'
'TBPM' (BPM (beats per minute))                     '115.9'
'TCON' (Content type, a.k.a. Genre)                 'rock-unsorted'
'TDOR' (Original release time)                      '1994'
'TDRC' (Recording time)                             '1994-07-11'
'TIT2' (Title/songname/content description)         'Moon Is Up'
'TKEY' (Initial key)                                '8B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'The Rolling Stones'
'TPE2' (Band/orchestra/accompaniment)               'The Rolling Stones'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Virgin/Virgin'
'TRCK' (Track number/Position in set)               '6/15'
'TSO2'                                              'Rolling Stones, The'
'TSOP' (Performer sort order)                       'Rolling Stones, The'
'TSRC' (ISRC (international standard recording code))  'GBCJN9400006'
'TXXX:ASIN'                                         'B000000W6L'
'TXXX:Acoustid Id'                                  '0adaff15-3055-4e4d-93e8-3d2e1e3d29cb'
'TXXX:BARCODE'                                      '724383978229'
'TXXX:CATALOGNUMBER'                                '7243 8 39782 2 9/CDV 2750'
'TXXX:MusicBrainz Album Artist Id'                  'b071f9fa-14b0-4217-8e97-eb41da73f598'
'TXXX:MusicBrainz Album Id'                         'a4e205cc-c586-4500-b62a-5499afb2b900'
'TXXX:MusicBrainz Album Release Country'            'GB'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'b071f9fa-14b0-4217-8e97-eb41da73f598'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['rock', 'alternative rock', 'classic rock']
'TXXX:lastfmtags'                                   ['blues', 'rock', '60s', 'british', 'classic rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.47 dB'
'TXXX:replaygain_track_peak'                        '0.486157'

========================== row from database ==========================
                                              'id'  1339684
                                            'path'  /data/Music/Bulk/00poprockelectronic/Rolling Stones/Voodoo Lounge/The Rolling Stones - Moon is Up.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  221
                                           'genre'  rock-unsorted
                                        'filesize'  3543554
                                           'mtime'  1638551148
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic is rock unsorted
                                      'tag_artist'  The Rolling Stones
                                     'tag_release'  Voodoo Lounge
                                       'tag_title'  Moon Is Up
                                             'bpm'  115.9
                                    'search_title'  'is':2 'moon':1 'up':3
                                   'search_artist'  'rolling':2 'stones':3 'the':1
                                  'search_release'  'lounge':2 'voodoo':1
                                     'search_rest'  '00poprockelectronic':1 'is':2 'rock':3 'unsorted':4
                                    'search_combo'  '00poprockelectronic':9 'is':2A,10 'lounge':8C 'moon':1A 'rock':11 'rolling':5B 'stones':6B 'the':4B 'unsorted':12 'up':3A 'voodoo':7C
                                    'tag_tracknum'  6
                                      'num_images'  0
                                             'key'  8B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-4', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['blues', 'rock', '60s', 'british', 'classic rock']
                                        'tag_date'  1994
                                     'discogstags'  ['rock', 'alternative rock', 'classic rock']

============================== file details ==============================
                                           'mtime'  1638551147.9709918  (2021-12-03 18:05:47)
                             'size'  3543554