======================== unified (from filesystem) ========================
                                         'bitrate'  '110.44'
                                        'duration'  '390'
                                          'artist'  'General Echo'
                                     'text_people'  'General Echo & Alton Ellis'
                                         'release'  'Reggae Singles'
                                           'title'  'Bathroom Sex'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-3', 'Q-UNU-2', 'Q-HHRNBTT-2', 'Q-OLDST-2', "
 "'Q-LOCALNESS-3', 'q-syn-2', 'q-bass-4', 'q-busy-2', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['reggae', 'dancehall', 'dub', 'roots reggae', 'arleen']"
                                     'discogstags'  "['reggae']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '02'
                                      'tracktotal'  ''
                                            'date'  '1980'
                                        'comments'  ''
                                           'genre'  'loc-style-reggae or dub or ska or dancehall-dub-roots and reggae'
                                             'bpm'  '137.199'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Reggae Singles'
'TBPM' (BPM (beats per minute))                     '137.199'
'TCOM' (Composer)                                   'General Echo & Alton Ellis'
'TCON' (Content type, a.k.a. Genre)                 'loc-style-reggae or dub or ska or dancehall-dub-roots and reggae'
'TDRC' (Recording time)                             '1980'
'TIT2' (Title/songname/content description)         'Bathroom Sex'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'General Echo'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '02'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  'reggae'
'TXXX:lastfmtags'                                   ['reggae', 'dancehall', 'dub', 'roots reggae', 'arleen']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.75 dB'
'TXXX:replaygain_track_peak'                        '0.830423'

========================== row from database ==========================
                                              'id'  985417
                                            'path'  /data/Music/Bulk/00localcharacter/reggae singles/gred 030 b - 1980 - general echo - bathroom sex.mp3
                                         'working'  None
                                         'bitrate'  110
                                    'duration_sec'  390
                                           'genre'  loc-style-reggae or dub or ska or dancehall-dub-roots and reggae
                                        'filesize'  5390336
                                           'mtime'  1620524207
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter reggae singles gred 030 b 1980 general echo bathroom sex loc style reggae or dub or ska or dancehall dub roots and reggae
                                      'tag_artist'  General Echo
                                     'tag_release'  Reggae Singles
                                       'tag_title'  Bathroom Sex
                                             'bpm'  137.199
                                    'search_title'  'bathroom':1 'sex':2
                                   'search_artist'  'echo':2 'general':1
                                  'search_release'  'reggae':1 'singles':2
                                     'search_rest'  '1980':5 'and':17 'b':4 'bathroom':8 'dancehall':15 'dub':13 'echo':7 'general':6 'gred':3 'loc':10 'or':12 'reggae':1 'roots':16 'sex':9 'singles':2 'ska':14 'style':11
                                    'search_combo'  '1980':11 'and':23 'b':10 'bathroom':1A,14 'dancehall':21 'dub':19 'echo':4B,13 'general':3B,12 'gred':9 'loc':16 'or':18 'reggae':5C,7 'roots':22 'sex':2A,15 'singles':6C,8 'ska':20 'style':17
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-3', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-3', 'q-busy-2', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['reggae', 'dancehall', 'dub', 'roots reggae', 'arleen']
                                        'tag_date'  1980
                                     'discogstags'  ['reggae']

============================== file details ==============================
                                           'mtime'  1620524206.5446918  (2021-05-09 03:36:46)
                             'size'  5390336