======================== unified (from filesystem) ========================
                                         'bitrate'  '64.0'
                                        'duration'  '173'
                                          'artist'  'Earl Lowe (Little Roy)'
                                     'text_people'  ''
                                         'release'  'Reggae Singles'
                                           'title'  'I Am Gonna Cool It'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-3', 'Q-UNU-2', 'Q-HHRNBTT-1', '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-1', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'loc-style-reggae or dub or ska or dancehall-dub-roots and reggae'
                                             'bpm'  '84.210'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Reggae Singles'
'TBPM' (BPM (beats per minute))                     '84.210'
'TCON' (Content type, a.k.a. Genre)                 'loc-style-reggae or dub or ska or dancehall-dub-roots and reggae'
'TIT2' (Title/songname/content description)         'I Am Gonna Cool It'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'Earl Lowe (Little Roy)'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.90 dB'
'TXXX:replaygain_track_peak'                        '0.586534'

========================== row from database ==========================
                                              'id'  985578
                                            'path'  /data/Music/Bulk/00localcharacter/reggae singles/Earl Lowe (Little Roy) - I Am Gonna Cool It (Studio 1 SO2013A - 1967).mp3
                                         'working'  None
                                         'bitrate'  64
                                    'duration_sec'  173
                                           'genre'  loc-style-reggae or dub or ska or dancehall-dub-roots and reggae
                                        'filesize'  1387723
                                           'mtime'  1620523959
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter reggae singles (Studio 1 SO2013A 1967) loc style reggae or dub or ska or dancehall dub roots and reggae
                                      'tag_artist'  Earl Lowe (Little Roy)
                                     'tag_release'  Reggae Singles
                                       'tag_title'  I Am Gonna Cool It
                                             'bpm'  84.21
                                    'search_title'  'am':2 'cool':4 'gonna':3 'i':1 'it':5
                                   'search_artist'  'earl':1 'little':3,4 'lowe':2 'roy':5,6
                                  'search_release'  'reggae':1 'singles':2
                                     'search_rest'  '1':5 '1967':7,8 'and':16 'dancehall':14 'dub':12 'loc':9 'or':11 'reggae':1 'roots':15 'singles':2 'ska':13 'so2013a':6 'studio':3,4 'style':10
                                    'search_combo'  '1':18 '1967':20,21 'am':2A 'and':29 'cool':4A 'dancehall':27 'dub':25 'earl':6B 'gonna':3A 'i':1A 'it':5A 'little':8B,9B 'loc':22 'lowe':7B 'or':24 'reggae':12C,14 'roots':28 'roy':10B,11B 'singles':13C,15 'ska':26 'so2013a':19 'studio':16,17 'style':23
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', '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-1', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620523959.3012137  (2021-05-09 03:32:39)
                             'size'  1387723