======================== unified (from filesystem) ========================
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                                        'duration'  '199'
                                          'artist'  'The Stills-Young Band'
                                     'text_people'  ''
                                         'release'  'Long May You Run'
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                                      'lastfmtags'  "['folk rock', 'classic rock', 'neil young', 'singer songwriter', 'rock']"
                                     'discogstags'  "['rock', 'acoustic', 'pop rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
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                                      'tracktotal'  '9'
                                            'date'  '2017'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-folk'
                                             'bpm'  '87'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Long May You Run'
'TBPM' (BPM (beats per minute))                     '87'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-folk'
'TDOR' (Original release time)                      '1976'
'TDRC' (Recording time)                             '2017-12-01'
'TIT2' (Title/songname/content description)         'Ocean Girl'
'TKEY' (Initial key)                                '9B'
'TMED' (Media type)                                 'Digital Media'
'TPE1' (Lead performer(s)/Soloist(s))               'The Stills-Young Band'
'TPE2' (Band/orchestra/accompaniment)               'The Stills-Young Band'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Reprise Records'
'TRCK' (Track number/Position in set)               '5/9'
'TSO2'                                              'Stills-Young Band, The'
'TSOP' (Performer sort order)                       'Stills-Young Band, The'
'TXXX:Artists'                                      'The Stills-Young Band'
'TXXX:BARCODE'                                      '093624931102'
'TXXX:CATALOGNUMBER'                                '093624931102'
'TXXX:MusicBrainz Album Artist Id'                  'fcacc57a-e0ae-481c-a83c-5ce3e45892f4'
'TXXX:MusicBrainz Album Id'                         '94e0c16a-6a11-40c0-9666-601f83548cbe'
'TXXX:MusicBrainz Album Release Country'            'XW'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'fcacc57a-e0ae-481c-a83c-5ce3e45892f4'
'TXXX:MusicBrainz Release Group Id'                 '4c0ceea5-76a2-3474-82c4-b99049e26c89'
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'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['rock', 'acoustic', 'pop rock']
'TXXX:lastfmtags'                                   ['folk rock', 'classic rock', 'neil young', 'singer songwriter', 'rock']
'TXXX:originalyear'                                 '1976'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.11 dB'
'TXXX:replaygain_track_peak'                        '0.684451'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'a2480b1c-e080-45a1-b408-1f8e1f981765')
'USLT::XXX'                                         ('In the jungle land\n'
 'With the sea and the sand\n'
 'Can I meet you there?\n'
 '\n'
 "We'll be drinkin' bananas\n"
 'From long tall glasses\n'
 'In the open air\n'
 '\n'
 'Ocean girl\n'
 "Come 'round the world\n"
 'From forgotten shores\n'
 '\n'
 "There'll be music playin'\n"
 'What no words could say\n'
 'When you first get there\n'
 '\n'
 "We'll be lost in a corner\n"
 'That we find in each other\n'
 "There' so much to share\n"
 '\n'
 'Ocean girl\n'
 "Come 'round the world\n"
 'From forgotten shores')

========================== row from database ==========================
                                              'id'  1313257
                                            'path'  /data/Music/Bulk/00poprockelectronic/Neil Young/Neil Young_/[1976] Long May You Run/Neil Young - Ocean Girl - 05.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  199
                                           'genre'  ifs-songwriter-folk
                                        'filesize'  3992221
                                           'mtime'  1636400710
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Neil Neil Young_ [1976] Neil 05 ifs songwriter folk
                                      'tag_artist'  The Stills-Young Band
                                     'tag_release'  Long May You Run
                                       'tag_title'  Ocean Girl
                                             'bpm'  87.0
                                    'search_title'  'girl':2 'ocean':1
                                   'search_artist'  'band':5 'stills':2 'stillsyoung':4 'the':1 'young':3
                                  'search_release'  'long':1 'may':2 'run':4 'you':3
                                     'search_rest'  '00poprockelectronic':1 '1976':4,5 'folk':8 'ifs':6 'neil':2 'songwriter':7 'young':3
                                    'search_combo'  '00poprockelectronic':12 '1976':15,16 'band':7B 'folk':19 'girl':2A 'ifs':17 'long':8C 'may':9C 'neil':13 'ocean':1A 'run':11C 'songwriter':18 'stills':4B 'stillsyoung':6B 'the':3B 'you':10C 'young':5B,14
                                    'tag_tracknum'  5
                                      'num_images'  0
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-4', 'q-other-2', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['folk rock', 'classic rock', 'neil young', 'singer songwriter', 'rock']
                                        'tag_date'  2017
                                     'discogstags'  ['rock', 'acoustic', 'pop rock']

============================== file details ==============================
                                           'mtime'  1636400709.656386  (2021-11-08 20:45:09)
                             'size'  3992221